{"product_id":"thd-bi-valve-30-head","title":"THD Bi-Valve 30 Class-A 30-Watt Tube Guitar Head","description":"\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e$45 shipping within the Continental USA only. Reach out for a shipping quote if you live elsewhere.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003einfo@southshoreguitarboutique.com\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eShape your guitar tone by swapping compatible power tubes, without stopping to adjust the bias manually. The THD Bi-Valve 30 is a hand-built, single-channel all-tube amplifier head with touch-sensitive response for studio sessions, recording and live performance.\u003c\/p\u003e\n\u003cp\u003eUse the built-in Hot Plate attenuator to explore power tube saturation at more manageable volume levels. Adjust the tone and output to suit your playing, then add your effects through the series loop.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eDesigned by Andy Marshall, the Bi-Valve 30 brings tube-swapping flexibility and classic all-tube response to your rig. Make it the centre of your next recording setup or take it along for your next live set.\u003c\/p\u003e\n\u003ch2\u003eList of Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eFlexible power tubes:\u003c\/b\u003e Supports compatible octal types including 6V6, 6L6, EL34, KT66, KT77, KT88 and 6550, subject to manufacturer recommendations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAutomatic biasing:\u003c\/b\u003e Swap compatible power tubes without manual rebiasing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUp to approximately 30 watts:\u003c\/b\u003e Output depends on the power tube configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePower attenuation:\u003c\/b\u003e The built-in THD Hot Plate helps you reach power tube saturation at lower volume levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHands-on tone shaping:\u003c\/b\u003e Treble, Bass and Attitude controls, plus input sensitivity and output level adjustments, let you shape your sound.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTube protection:\u003c\/b\u003e Individual power tube fuses have LED failure indicators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUSA-built construction:\u003c\/b\u003e Hand-wired in Seattle, with two 12AX7-family preamp tubes and a black finish.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"THD","offers":[{"title":"Default Title","offer_id":67787118149931,"sku":"THDBV30-0771","price":1100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/4456\/7851\/files\/THDBi-Valve30_S_N0771_1Logo.jpg?v=1792186845","url":"https:\/\/southshoreguitarboutique.com\/products\/thd-bi-valve-30-head","provider":"South Shore Guitar Boutique","version":"1.0","type":"link"}