{"product_id":"joyo-50w-bass-amp-head-hybrid-tube-power-bluetooth-badass","title":"JOYO Bass Mini Amp Head 50W Preamp Hybrid Tube Power Amplifier Head","description":"\u003cp\u003eIn this review the JOYO Badass Bass Mini Amp Head is presented as a compact, tube-based preamp head aimed at bassists who need a versatile signal driver rather than a self-contained combo amp. The bottom line: buy this if you want a portable, 12AX7-equipped preamp head with built-in compressor, FX loop and Bluetooth playback to feed an external 4 ohm or higher cabinet or to monitor with headphones; do not expect it to drive a speaker by itself since the head produces no onboard speaker output. The unit is best used as a stage or studio signal source into a cabinet or powered speaker.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12AX7 preamp tube:\u003c\/strong\u003e Provides warm, tube-style character to the bass tone and sits at the front of the signal chain for richer harmonic content.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequires external cabinet:\u003c\/strong\u003e The head itself produces no direct speaker sound and must be connected to a 4 ohm or greater bass cabinet or used with headphones for monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in compressor:\u003c\/strong\u003e A dedicated compressor with footswitch control evens dynamics for tighter low-end and consistent performance in practice or live settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFX loop (send \u0026amp; return):\u003c\/strong\u003e Lets players insert effect pedals in series for flexible tone shaping without altering the preamp signal path.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth music playback:\u003c\/strong\u003e Stream backing tracks or reference material through the unit for practice or cueing while rehearsing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact, portable design:\u003c\/strong\u003e The mini amp head is small and easy to transport as a preamp solution for rehearsal, studio or small gigs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe JOYO Badass mini amp head is ideal for bassists who already own or plan to buy a separate cabinet or who run their amp into a powered speaker or mixer. It suits players seeking tube flavor and hands-on tone control in a compact form factor for practice, small venues, or recording rigs.\u003c\/p\u003e\n\u003cp\u003eIt is not aimed at players who want a single, self-contained combo with an integrated speaker; buyers who need immediate, standalone speaker output should look at combo amps or powered bass rigs instead.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSmall footprint makes it easy to carry between rehearsals and gigs.\u003c\/li\u003e\n\u003cli\u003eTube 12AX7 preamp adds pleasing harmonic coloration compared with solid-state preamps.\u003c\/li\u003e\n\u003cli\u003eFootswitchable compressor and FX loop provide practical flexibility for live use and effects chaining.\u003c\/li\u003e\n\u003cli\u003eBluetooth playback is convenient for practicing with tracks without extra routing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDoes not include a speaker or cabinet and will not produce audible sound without an external 4 ohm+ cabinet or headphones.\u003c\/li\u003e\n\u003cli\u003eLimited power section detail means players wanting a full-featured head with integrated power amp options may need a different model.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eBass amp head \/ preamp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003e50 Watt head (requires external speaker)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePreamp Tube\u003c\/td\u003e\n\u003ctd\u003e12AX7 tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEQ\u003c\/td\u003e\n\u003ctd\u003e3-band EQ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFeatures\u003c\/td\u003e\n\u003ctd\u003eBuilt-in compressor, FX loop, Bluetooth, phone\/monitor jack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeaker Requirement\u003c\/td\u003e\n\u003ctd\u003eExternal cabinet with impedance \u0026gt;= 4 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe JOYO Badass Bass Mini Amp Head is a compact, feature-rich preamp head that delivers useful tube character, a handy compressor and modern conveniences like Bluetooth in a transportable package; it represents good value for bassists who will pair it with a proper 4 ohm or higher cabinet or use headphones for monitoring, but it is not a substitute for a combo amp with an integrated speaker.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this amp head produce sound on its own?\u003c\/strong\u003e\u003cbr\u003eAnswer. No, the head requires an external 4 ohm or greater cabinet or the headphone output to monitor sound.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use effect pedals with this unit?\u003c\/strong\u003e\u003cbr\u003eAnswer. Yes, the FX loop send and return allow pedals to be inserted in series with the preamp.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs there Bluetooth for playing along with tracks?\u003c\/strong\u003e\u003cbr\u003eAnswer. Yes, the amp head supports Bluetooth music playback for practice and reference.\u003c\/p\u003e","brand":"JOYO","offers":[{"title":"Default Title","offer_id":46783975489755,"sku":"B0CC4NVNZX","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61sR6QVEfSL._AC_SL1000.jpg?v=1747563946","url":"https:\/\/gearmusthave.com\/products\/joyo-50w-bass-amp-head-hybrid-tube-power-bluetooth-badass","provider":"GearMustHave","version":"1.0","type":"link"}