{"product_id":"jam-pedals-whacko-wah-pedal-new","title":"JAM Pedals - Whacko Wah Pedal - New","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan\u003eThe Wahcko mk.2 is an expressive wah pedal for guitar and bass, with six selectable frequency ranges and adjustable wah character to suit your instrument, rig and playing style.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eA favourite in our line since 2008 used by the likes of Nile Rodgers, Mick Thomson, Mateus Asato and more, the Wahcko returns with a custom JAM inductor inspired by vintage TDK designs, a new internal Q control, selectable guitar and bass modes, and a newly designed custom rubber tread. The familiar six-position SWEEP and internal input-gain trimmer remain, while 9V battery operation makes its return. From the frequency range and intensity of the wah to the resistance and feel under your foot, the mk.2 gives you more ways to find a response that feels right.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cstrong\u003e• Bypass:\u003c\/strong\u003e\u003cspan\u003e true bypass\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e• Frequency selection: \u003c\/strong\u003e\u003cspan\u003esix-position SWEEP rotary switch\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e• Internal controls: \u003c\/strong\u003e\u003cspan\u003eQ and input-gain trimmers\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e• Instrument modes:\u003c\/strong\u003e\u003cspan\u003e guitar or bass, selected via internal DIP switches\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e• Power supply: \u003c\/strong\u003e\u003cspan\u003e9V DC adaptor, centre-negative\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e• Battery operation: \u003c\/strong\u003e\u003cspan\u003e9V battery\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e• Current draw: \u003c\/strong\u003e\u003cspan\u003e10 mA\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e• Dimensions including jacks and controls: \u003c\/strong\u003e\u003cspan\u003e25.7 × 12.5 × 7 cm \/ 10 × 4.9 × 2.7 in\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e• Weight: \u003c\/strong\u003e\u003cspan\u003e1.7 kg \/ 3.7 lb\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e• Input impedance: \u003c\/strong\u003e\u003cspan\u003eapproximately 70 kΩ\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e• Output impedance:\u003c\/strong\u003e\u003cspan\u003e approximately 10 kΩ\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e• Included accessory: \u003c\/strong\u003e\u003cspan\u003e4 mm Allen key for rocker-tension adjustment\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003ciframe src=\"https:\/\/www.youtube.com\/embed\/_STqUNvtWqM?si=yPVGvURr7fqZfDqK\" title=\"\" class=\"master-video\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"JAM Pedals","offers":[{"title":"Default Title","offer_id":45970396446743,"sku":null,"price":2468.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/3150\/8503\/files\/Untitled-29October2026at13.21.10-10.png?v=1793307076","url":"https:\/\/studio1-vintage.com\/zh-cn\/products\/jam-pedals-whacko-wah-pedal-new","provider":"Studio 1 Vintage Instruments","version":"1.0","type":"link"}