{"product_id":"hd508-bass-combo-amp-hartke-equipment-stringed-instruments","title":"HD508 Bass Combo Amp Hartke Equipment Stringed Instruments","description":"\u003ch1\u003eHartke HD508 4x8 HyDrive Bass Combo Amplifier\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eFour HyDrive speakers. Powerful Class D amplification. One complete bass rig built for rehearsal, studio and stage.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Hartke HD508 is a professional \u003cstrong\u003e4x8 bass combo amplifier\u003c\/strong\u003e designed for bassists who want powerful amplification, fast speaker response and flexible tone shaping without carrying a separate amplifier head and speaker cabinet.\u003c\/p\u003e\n\u003cp\u003eAt the heart of the HD508 are \u003cstrong\u003efour 8\" Hartke HyDrive paper\/aluminum hybrid-cone speakers\u003c\/strong\u003e powered by an integrated Class D amplifier.\u003c\/p\u003e\n\u003cp\u003eThe unusual 4x8 configuration combines the quick response and articulation of smaller speakers with substantial combined cone area, giving bassists a compelling balance of punch, definition and low-frequency authority.\u003c\/p\u003e\n\u003cp\u003eAdd Hartke's selectable Shape circuit, 3-band EQ, XLR direct output, effects loop, Aux input, headphone output and removable casters, and the HD508 becomes a versatile all-in-one bass rig for working musicians.\u003c\/p\u003e\n\u003ch2\u003eHow Does the Hartke HD508 Work?\u003c\/h2\u003e\n\u003cp\u003eUnlike a passive bass cabinet, the HD508 already contains both the \u003cstrong\u003eamplifier and speakers\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThat means you don't need a separate bass amplifier head to power it.\u003c\/p\u003e\n\u003cp\u003eSimply connect your bass to the HD508.\u003c\/p\u003e\n\u003cp\u003eThe built-in amplifier increases the power of the instrument signal.\u003c\/p\u003e\n\u003cp\u003eUse the EQ and Shape controls to dial in your sound.\u003c\/p\u003e\n\u003cp\u003eThe four HyDrive speakers then reproduce the amplified bass signal.\u003c\/p\u003e\n\u003cp\u003eYour basic setup becomes:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBass Guitar → Hartke HD508\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor live performance, the XLR direct output can also send a signal to a compatible mixing console or PA system.\u003c\/p\u003e\n\u003ch2\u003eFour 8\" HyDrive Speakers\u003c\/h2\u003e\n\u003cp\u003eOne of the most distinctive features of the HD508 is its \u003cstrong\u003efour-speaker 4x8 configuration\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eRather than relying on one large driver, Hartke uses four individual 8\" HyDrive speakers.\u003c\/p\u003e\n\u003cp\u003eSmaller drivers can respond quickly to changes in the bass signal, helping preserve attack and articulation.\u003c\/p\u003e\n\u003cp\u003eUsing four of them creates substantial combined cone area.\u003c\/p\u003e\n\u003cp\u003eThe result is a speaker configuration designed to deliver:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFast transient response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDefined bass notes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClear articulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStrong midrange presence\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSubstantial combined speaker area\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExcellent response for modern bass techniques\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt's a particularly interesting configuration for players who want something different from the traditional 1x15 or 2x10 bass combo.\u003c\/p\u003e\n\u003ch2\u003eWhat Is Hartke HyDrive Technology?\u003c\/h2\u003e\n\u003cp\u003eHartke's \u003cstrong\u003eHyDrive speaker technology\u003c\/strong\u003e combines paper and aluminum elements within the speaker cone.\u003c\/p\u003e\n\u003cp\u003eWhy use both?\u003c\/p\u003e\n\u003cp\u003eBecause each material contributes different characteristics.\u003c\/p\u003e\n\u003cp\u003eThe paper portion contributes warmth and roundness.\u003c\/p\u003e\n\u003cp\u003eThe aluminum portion contributes attack, punch and definition.\u003c\/p\u003e\n\u003cp\u003eTogether, the hybrid architecture is designed to give bassists a balanced response that retains both musical warmth and clarity.\u003c\/p\u003e\n\u003cp\u003eThat makes the HD508 suitable for a wide range of playing styles rather than forcing the amplifier into one particular tonal personality.\u003c\/p\u003e\n\u003ch2\u003eClass D Amplification\u003c\/h2\u003e\n\u003cp\u003eThe HD508 uses \u003cstrong\u003eClass D amplifier technology\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eClass D amplification allows substantial power to be incorporated into a relatively compact and portable amplifier design.\u003c\/p\u003e\n\u003cp\u003eHartke identifies the HD508 as a \u003cstrong\u003e500-watt bass combo\u003c\/strong\u003e, with its detailed specifications listing:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e500 watts peak \/ 250 watts RMS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThat distinction is worth understanding when comparing amplifiers.\u003c\/p\u003e\n\u003cp\u003ePeak power represents short-duration maximum capability, while RMS describes continuous rated output.\u003c\/p\u003e\n\u003ch2\u003eShape Your Sound\u003c\/h2\u003e\n\u003cp\u003eThe HD508 includes Hartke's \u003cstrong\u003eselectable Shape circuit\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eEngage Shape and the amplifier applies a specialized EQ contour.\u003c\/p\u003e\n\u003cp\u003eThen use the variable Shape control to move the center of that contour through approximately \u003cstrong\u003e100 Hz–900 Hz\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis allows you to quickly change the overall personality of your bass tone.\u003c\/p\u003e\n\u003cp\u003eWant a different midrange character?\u003c\/p\u003e\n\u003cp\u003eMove the Shape control.\u003c\/p\u003e\n\u003cp\u003eNeed the bass to sit differently in a dense band mix?\u003c\/p\u003e\n\u003cp\u003eExperiment with the contour.\u003c\/p\u003e\n\u003cp\u003eWant to return to a more conventional EQ response?\u003c\/p\u003e\n\u003cp\u003eDisengage the Shape circuit.\u003c\/p\u003e\n\u003ch2\u003e3-Band EQ\u003c\/h2\u003e\n\u003cp\u003eThe HD508 also provides traditional \u003cstrong\u003eBass, Mid and Treble controls\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe EQ centers are approximately:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBass:\u003c\/strong\u003e 70 Hz\u003cbr\u003e\u003cstrong\u003eMid:\u003c\/strong\u003e 700 Hz\u003cbr\u003e\u003cstrong\u003eTreble:\u003c\/strong\u003e 5 kHz\u003c\/p\u003e\n\u003cp\u003eUse the Bass control to adjust low-frequency weight.\u003c\/p\u003e\n\u003cp\u003eUse Mid to change the instrument's presence and character within the mix.\u003c\/p\u003e\n\u003cp\u003eUse Treble to control attack and upper-frequency definition.\u003c\/p\u003e\n\u003cp\u003eThen combine the traditional EQ with the Shape circuit for even greater tonal flexibility.\u003c\/p\u003e\n\u003ch2\u003eXLR Direct Output\u003c\/h2\u003e\n\u003cp\u003eThe HD508 includes an \u003cstrong\u003eXLR direct output\u003c\/strong\u003e for integration with compatible professional audio systems.\u003c\/p\u003e\n\u003cp\u003eThis is particularly useful for live performance.\u003c\/p\u003e\n\u003cp\u003eUse the HD508 as your onstage bass amplifier while simultaneously sending a direct signal to the venue's mixing console.\u003c\/p\u003e\n\u003cp\u003eThat gives you your own stage sound while allowing the front-of-house engineer to incorporate the bass into the main PA system.\u003c\/p\u003e\n\u003cp\u003eThe direct output can also be useful in compatible studio and recording environments.\u003c\/p\u003e\n\u003ch2\u003eEffects Loop\u003c\/h2\u003e\n\u003cp\u003eAn integrated \u003cstrong\u003eeffects loop\u003c\/strong\u003e allows compatible external processing equipment to be incorporated into the amplifier's signal path.\u003c\/p\u003e\n\u003cp\u003eThis can be useful for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCompressors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMulti-effects processors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDelay\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePreamps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOther compatible bass processing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe effects loop gives players another routing option beyond placing every effect directly between the instrument and amplifier input.\u003c\/p\u003e\n\u003ch2\u003eAuxiliary Input\u003c\/h2\u003e\n\u003cp\u003eThe HD508 includes a \u003cstrong\u003e1\/8\" stereo auxiliary input\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eConnect a compatible playback source and practice along with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eBacking tracks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDrum tracks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSongs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLesson material\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReference recordings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis makes the HD508 useful for personal practice in addition to rehearsal and performance.\u003c\/p\u003e\n\u003ch2\u003eHeadphone Output\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003e1\/4\" headphone output\u003c\/strong\u003e provides another useful practice option.\u003c\/p\u003e\n\u003cp\u003eConnect compatible headphones when you need to practice without relying on the amplifier's speakers.\u003c\/p\u003e\n\u003cp\u003eThat means the same amplifier capable of handling rehearsals and performances can also become part of a quieter home-practice setup.\u003c\/p\u003e\n\u003ch2\u003eOne Complete Bass Rig\u003c\/h2\u003e\n\u003cp\u003eOne of the biggest advantages of a bass combo is simplicity.\u003c\/p\u003e\n\u003cp\u003eA traditional professional bass rig might require:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBass Head + Speaker Cabinet + Speaker Cable\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWith the HD508, the amplifier and speaker system are already integrated.\u003c\/p\u003e\n\u003cp\u003eYour basic setup becomes:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBass + Instrument Cable + HD508\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor working musicians, fewer separate pieces of equipment can mean faster setup, easier transportation and less equipment to keep track of.\u003c\/p\u003e\n\u003ch2\u003eApproximately 49 Pounds\u003c\/h2\u003e\n\u003cp\u003eDespite combining an amplifier and four HyDrive speakers in one enclosure, the HD508 weighs approximately:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e49 lb \/ 22.2 kg\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThat's the entire bass rig—not just the speaker cabinet.\u003c\/p\u003e\n\u003cp\u003eFor musicians who regularly move equipment between home, rehearsal, studio and stage, portability can be nearly as important as tone.\u003c\/p\u003e\n\u003ch2\u003eRemovable Casters\u003c\/h2\u003e\n\u003cp\u003eHartke includes \u003cstrong\u003efour removable casters\u003c\/strong\u003e with the HD508.\u003c\/p\u003e\n\u003cp\u003eRoll the amplifier through suitable venues, rehearsal facilities and studios instead of carrying it every step of the way.\u003c\/p\u003e\n\u003cp\u003eWhen your setup requires the amplifier to sit directly on the floor, the casters can be removed.\u003c\/p\u003e\n\u003cp\u003eFor working musicians and backline crews, this is a genuinely useful feature.\u003c\/p\u003e\n\u003ch2\u003eMultiple Carrying Options\u003c\/h2\u003e\n\u003cp\u003eThe HD508 includes several ways to handle the amplifier during transportation.\u003c\/p\u003e\n\u003cp\u003eThese include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eMolded strap carry handle\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTwo metal side handles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFour removable casters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThat gives musicians different options depending on whether they're rolling, carrying or loading the amplifier.\u003c\/p\u003e\n\u003ch2\u003ePerforated Steel Grille\u003c\/h2\u003e\n\u003cp\u003eThe four HyDrive speakers are protected by a \u003cstrong\u003eperforated steel grille\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eFor equipment regularly moving between stages, rehearsal rooms, vehicles and studios, protecting the speaker drivers from accidental contact is an important part of the enclosure design.\u003c\/p\u003e\n\u003ch2\u003eGreat for Fingerstyle Bass\u003c\/h2\u003e\n\u003cp\u003eThe HD508's combination of four smaller drivers and flexible EQ makes it a strong platform for fingerstyle playing.\u003c\/p\u003e\n\u003cp\u003eDial in a warm, full response for traditional bass lines or increase articulation when the arrangement requires the bass to remain clearly defined.\u003c\/p\u003e\n\u003ch2\u003eGreat for Slap Bass\u003c\/h2\u003e\n\u003cp\u003eSlap and percussive bass techniques benefit from fast response and upper-frequency definition.\u003c\/p\u003e\n\u003cp\u003eThe four 8\" HyDrive speakers can help reproduce the attack of slap techniques while the EQ and Shape circuit allow further tonal adjustment.\u003c\/p\u003e\n\u003ch2\u003eGreat for Pick Playing\u003c\/h2\u003e\n\u003cp\u003eRock and alternative bassists often need the instrument to maintain definition against distorted guitars.\u003c\/p\u003e\n\u003cp\u003eUse the Mid, Treble and Shape controls to help the attack of the bass remain present in a dense arrangement.\u003c\/p\u003e\n\u003ch2\u003eExcellent for Effects-Based Bass\u003c\/h2\u003e\n\u003cp\u003eModern bass rigs often incorporate:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCompression\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOverdrive\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDistortion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOctave\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChorus\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSynth effects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDelay\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMulti-effects processors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe HD508's effects loop and broad tonal response make it a useful amplification platform for more elaborate bass setups.\u003c\/p\u003e\n\u003ch2\u003eRehearsal, Studio \u0026amp; Stage\u003c\/h2\u003e\n\u003cp\u003eThe HD508 isn't limited to one environment.\u003c\/p\u003e\n\u003ch3\u003eRehearsal\u003c\/h3\u003e\n\u003cp\u003eFour HyDrive speakers and powerful amplification provide a serious platform for full-band practice.\u003c\/p\u003e\n\u003ch3\u003eRecording\u003c\/h3\u003e\n\u003cp\u003eUse the amplifier's speaker sound, XLR direct output or an appropriate combination of recording techniques.\u003c\/p\u003e\n\u003ch3\u003eLive Performance\u003c\/h3\u003e\n\u003cp\u003eUse the HD508 as your onstage amplifier while sending its direct signal to a compatible PA system.\u003c\/p\u003e\n\u003ch3\u003ePractice\u003c\/h3\u003e\n\u003cp\u003eConnect backing tracks through the Aux input or use compatible headphones when you need a quieter setup.\u003c\/p\u003e\n\u003cp\u003eOne amplifier can therefore serve several different parts of a bassist's workflow.\u003c\/p\u003e\n\u003ch2\u003eKey Features \u0026amp; Specifications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Bass combo amplifier\u003cbr\u003e\u003cstrong\u003eSeries:\u003c\/strong\u003e HD Series\u003cbr\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e HD508\u003cbr\u003e\u003cstrong\u003eAmplifier Type:\u003c\/strong\u003e Class D\u003cbr\u003e\u003cstrong\u003eManufacturer Power Rating:\u003c\/strong\u003e 500 watts\u003cbr\u003e\u003cstrong\u003eRated Output:\u003c\/strong\u003e 500W peak \/ 250W RMS\u003cbr\u003e\u003cstrong\u003eSpeaker Configuration:\u003c\/strong\u003e 4 x 8\"\u003cbr\u003e\u003cstrong\u003eSpeaker Type:\u003c\/strong\u003e Hartke HyDrive paper\/aluminum hybrid-cone drivers\u003cbr\u003e\u003cstrong\u003eTone Controls:\u003c\/strong\u003e Bass, Mid, Treble\u003cbr\u003e\u003cstrong\u003eBass EQ Center:\u003c\/strong\u003e Approx. 70 Hz\u003cbr\u003e\u003cstrong\u003eMid EQ Center:\u003c\/strong\u003e Approx. 700 Hz\u003cbr\u003e\u003cstrong\u003eTreble EQ Center:\u003c\/strong\u003e Approx. 5 kHz\u003cbr\u003e\u003cstrong\u003eShape Circuit:\u003c\/strong\u003e Selectable\u003cbr\u003e\u003cstrong\u003eShape Control Range:\u003c\/strong\u003e Approx. 100 Hz–900 Hz\u003cbr\u003e\u003cstrong\u003eInstrument Input:\u003c\/strong\u003e 1\/4\"\u003cbr\u003e\u003cstrong\u003eDirect Output:\u003c\/strong\u003e XLR\u003cbr\u003e\u003cstrong\u003eAuxiliary Input:\u003c\/strong\u003e 1\/8\" stereo\u003cbr\u003e\u003cstrong\u003eHeadphone Output:\u003c\/strong\u003e 1\/4\"\u003cbr\u003e\u003cstrong\u003eEffects Loop:\u003c\/strong\u003e Yes\u003cbr\u003e\u003cstrong\u003eSpeaker Protection:\u003c\/strong\u003e Perforated steel grille\u003cbr\u003e\u003cstrong\u003eCarry Handle:\u003c\/strong\u003e Molded strap handle\u003cbr\u003e\u003cstrong\u003eSide Handles:\u003c\/strong\u003e 2 metal handles\u003cbr\u003e\u003cstrong\u003eCasters:\u003c\/strong\u003e 4 removable casters\u003cbr\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approx. 20\" x 12\" x 22\"\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 49 lb \/ 22.2 kg\u003cbr\u003e\u003cstrong\u003ePrimary Applications:\u003c\/strong\u003e Live performance, rehearsal, recording and practice\u003c\/p\u003e\n\u003ch2\u003eWho Is the Hartke HD508 For?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eGigging Bassists\u003c\/strong\u003e — Get a complete amplifier and four-speaker system without carrying a separate head and cabinet.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWorking Musicians\u003c\/strong\u003e — XLR direct output, effects-loop connectivity and removable casters make the HD508 especially practical for regular performances.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRock Bassists\u003c\/strong\u003e — Four responsive speakers provide definition that can help the bass maintain its place in dense arrangements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFunk \u0026amp; Slap Players\u003c\/strong\u003e — HyDrive technology and the 4x8 configuration provide a strong platform for articulate, percussive playing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eR\u0026amp;B, Gospel \u0026amp; Worship Players\u003c\/strong\u003e — Use the Shape circuit and 3-band EQ to adapt the amplifier to different instruments, rooms and musical arrangements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStudio Musicians\u003c\/strong\u003e — Use the amplifier as a recording rig or incorporate its direct output into an appropriate studio signal chain.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRehearsal Studios\u003c\/strong\u003e — Provide bassists with an all-in-one amplification system without maintaining separate heads and cabinets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlayers Who Want a Simpler Rig\u003c\/strong\u003e — One combo replaces the basic need for a separate amplifier head and speaker cabinet.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the Hartke HD508?\u003c\/strong\u003e\u003cbr\u003eThe HD508 is a bass combo amplifier featuring four 8\" Hartke HyDrive hybrid-cone speakers and integrated Class D amplification.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the HD508 require a separate amplifier head?\u003c\/strong\u003e\u003cbr\u003eNo. The amplifier is built directly into the combo.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow powerful is the Hartke HD508?\u003c\/strong\u003e\u003cbr\u003eHartke markets the HD508 as a 500-watt amplifier, while its detailed technical specification lists \u003cstrong\u003e500 watts peak \/ 250 watts RMS\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many speakers does the HD508 have?\u003c\/strong\u003e\u003cbr\u003eIt contains \u003cstrong\u003efour 8\" HyDrive speakers\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is HyDrive technology?\u003c\/strong\u003e\u003cbr\u003eHyDrive combines paper and aluminum elements within the speaker cone to balance warmth and roundness with attack, punch and definition.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy does the HD508 use four 8\" speakers?\u003c\/strong\u003e\u003cbr\u003eThe four smaller drivers provide fast response while creating substantial combined cone area, giving bassists a distinctive alternative to conventional 1x15 and 2x10 configurations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the Shape control do?\u003c\/strong\u003e\u003cbr\u003eThe selectable Shape circuit applies an EQ contour, while the variable Shape control changes the center of that contour through approximately 100 Hz–900 Hz.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the HD508 have an XLR output?\u003c\/strong\u003e\u003cbr\u003eYes. An XLR direct output allows the amplifier to connect to compatible professional mixing and recording equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I connect bass effects?\u003c\/strong\u003e\u003cbr\u003eYes. The HD508 includes an effects loop for compatible external processing equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I play backing tracks through it?\u003c\/strong\u003e\u003cbr\u003eYes. A 1\/8\" stereo auxiliary input accepts compatible playback sources.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I practice with headphones?\u003c\/strong\u003e\u003cbr\u003eYes. The amplifier includes a 1\/4\" headphone output.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the Hartke HD508 have wheels?\u003c\/strong\u003e\u003cbr\u003eYes. Four removable casters are included.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much does the HD508 weigh?\u003c\/strong\u003e\u003cbr\u003eThe amplifier weighs approximately \u003cstrong\u003e49 lb \/ 22.2 kg\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the HD508 suitable for live performance?\u003c\/strong\u003e\u003cbr\u003eYes. Its integrated amplification, four-speaker configuration, XLR direct output, tone controls and portable design make it suitable for rehearsal and live-performance applications.\u003c\/p\u003e\n\u003ch2\u003eFour HyDrive Speakers. One Complete Bass Rig.\u003c\/h2\u003e\n\u003cp\u003eThe Hartke HD508 combines \u003cstrong\u003efour responsive 8\" HyDrive speakers, Class D amplification, flexible EQ, a selectable Shape circuit and professional connectivity\u003c\/strong\u003e in one versatile bass combo.\u003c\/p\u003e\n\u003cp\u003ePlug in your bass.\u003c\/p\u003e\n\u003cp\u003eShape your sound.\u003c\/p\u003e\n\u003cp\u003eAdd your effects.\u003c\/p\u003e\n\u003cp\u003eSend a direct signal to the PA.\u003c\/p\u003e\n\u003cp\u003ePlay the show.\u003c\/p\u003e\n\u003cp\u003eThen roll the entire rig out on its included casters.\u003c\/p\u003e\n\u003cp\u003eNo separate amplifier head.\u003c\/p\u003e\n\u003cp\u003eNo separate speaker cabinet.\u003c\/p\u003e\n\u003cp\u003eNo unnecessarily complicated setup.\u003c\/p\u003e\n\u003cp\u003eFor bassists who want an all-in-one amplifier with the distinctive response of four HyDrive speakers, the HD508 provides a versatile solution for practice, rehearsal, recording and live performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNeed help completing your bass rig?\u003c\/strong\u003e\u003cbr\u003eBackline Music Gear can help identify compatible basses, instrument cables, effects, pedalboards, wireless systems, headphones and other accessories based on your playing style and performance setup.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eHartke, HyDrive, HD508 and related names are trademarks or property of their respective owners. Product and trademark names are used solely for accurate product identification. Specifications and included components are subject to manufacturer changes. Always follow current manufacturer operating and connection instructions.\u003c\/em\u003e\u003c\/p\u003e","brand":"Backline Music Gear","offers":[{"title":"Default Title","offer_id":52665133334660,"sku":null,"price":899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/4054\/4132\/files\/HD508BassComboAmpHartkeEquipmentStringedInstruments_BacklineMusicGear.jpg?v=1787124983","url":"https:\/\/backlinemusicgear.com\/products\/hd508-bass-combo-amp-hartke-equipment-stringed-instruments","provider":"Backline Music Gear","version":"1.0","type":"link"}