{"product_id":"wh148-single-connection-dual-potentiometer-b1k-b2k-b5k-b10k-b20k-b50k-b100k-b500k-b500r-b1m-adjustable-power-amplifier-handle-15mm-20mm-300-rotation","title":"WH148 Single Connection Dual Potentiometer B1K B2K B5K B10K B20K B50K B100K B500K B500R B1M Adjustable Power Amplifier Handle 15MM 20MM 300° Rotation","description":"\u003ch1\u003eWH148 Single Connection Dual Potentiometer for Adjustable Power Amplifier Control\u003c\/h1\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"WH148 single connection dual potentiometer with 15mm handle, 300° rotation, panel mount\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/5279\/2025-10-27\/original-image\/01dd29b8-9138-4682-9ad3-ae69e8c31b3f.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThis WH148 single connection dual potentiometer is a practical component for anyone building or repairing audio amplifiers, volume controls, or any circuit requiring two independent resistive tracks in one package. With a rotation angle of 300° ± 10° and a choice of 15mm or 20mm handle lengths, it fits neatly into standard panel mount applications. The dual-gang design reduces wiring complexity and saves valuable chassis space compared to using two separate potentiometers.\u003c\/p\u003e\u003ch2\u003eConstruction and Electrical Specifications\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"WH148 single connection dual potentiometer with 15mm handle, 300° rotation, panel mount\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/5279\/2025-10-27\/original-image\/64828f08-d93f-4b8c-8f4c-6cce00dbee90.webp\"\u003e\u003c\/div\u003e\u003cp\u003eBuilt for reliable performance in power amplifier and signal adjustment roles, this potentiometer offers a range of resistance values from B1K to B1M, with a rated voltage of 250V. The mechanical specifications ensure it can withstand normal handling and mounting forces.\u003c\/p\u003e\u003ch3\u003eMechanical Strength\u003c\/h3\u003e\u003cp\u003eThe stop strength is rated at 6.0 kgf·cm minimum, and the shaft push-pull strength is 8.0 kgf·cm minimum. This means the potentiometer will resist damage from accidental over-rotation or light pulling on the shaft during installation or use.\u003c\/p\u003e\u003ch3\u003eDetent Options\u003c\/h3\u003e\u003cp\u003eAvailable with centre detent, or 7, 11, 21 or 41 detent positions. The point electric torque at these detents is 50 to 150 gf·cm, providing tactile feedback for settings such as balance or tone controls that benefit from indexed positions.\u003c\/p\u003e\u003ch3\u003eTorque and Rotation\u003c\/h3\u003e\u003cp\u003eThe running torque is 10 to 200 gf·cm, ensuring smooth, consistent rotation without excessive stiffness or looseness. The 300° rotation angle gives a wide adjustment range suitable for volume and tone controls.\u003c\/p\u003e\u003ch2\u003eApplications and Usage\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"WH148 single connection dual potentiometer with 15mm handle, 300° rotation, panel mount\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/5279\/2025-10-27\/original-image\/7d2c3c25-dca2-4a14-ad01-c70a66b4c293.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThis dual potentiometer is ideal for stereo amplifier gain controls, audio mixing desks, and any equipment requiring two channels adjusted simultaneously from a single shaft. The single connection configuration refers to the wiring style – suitable for common-ground or independent circuits.\u003c\/p\u003e\u003ch3\u003eAudio Amplifier Volume Control\u003c\/h3\u003e\u003cp\u003eUse it as a master volume control in stereo amplifiers. The dual sections track each other closely, maintaining channel balance across the rotation range. The 250V rating is sufficient for most line-level and preamplifier stages.\u003c\/p\u003e\u003ch3\u003eTest and Measurement Equipment\u003c\/h3\u003e\u003cp\u003eIn function generators or power supplies, the detent version helps set precise reference levels. The 300° rotation allows fine adjustments over a wide range.\u003c\/p\u003e\u003ch3\u003eDIY Electronics Projects\u003c\/h3\u003e\u003cp\u003eHobbyists building guitar pedals, synthesizers, or custom audio gear will find the compact size and multiple resistance options useful. The 15mm or 20mm handle suits standard knobs.\u003c\/p\u003e\u003ch2\u003ePractical Benefits\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"WH148 single connection dual potentiometer with 15mm handle, 300° rotation, panel mount\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/5279\/2025-10-27\/original-image\/b9f5f914-ae96-4228-b2f1-5624dd8af8eb.webp\"\u003e\u003c\/div\u003e\u003cp\u003eChoosing a dual potentiometer reduces component count and wiring errors. The metal shaft and bush provide secure panel mounting, and the wide resistance range means one part can serve many projects.\u003c\/p\u003e\u003ch3\u003eSpace Saving\u003c\/h3\u003e\u003cp\u003eBy combining two potentiometers in one body, you free up panel space for other controls or indicators. This is especially valuable in compact enclosures.\u003c\/p\u003e\u003ch3\u003eConsistent Tracking\u003c\/h3\u003e\u003cp\u003eDual-gang potentiometers are designed so that both sections change resistance together, giving consistent stereo balance or dual-channel matching throughout the rotation.\u003c\/p\u003e\u003ch3\u003eEasy Replacement\u003c\/h3\u003e\u003cp\u003eThe WH148 series is a common form factor, making it straightforward to replace in existing equipment. The handle length options (15mm or 20mm) help match original knob positioning.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"WH148 single connection dual potentiometer with 15mm handle, 300° rotation, panel mount\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/5279\/2025-10-27\/original-image\/bafe9ac2-332d-4280-9407-7a787a31bb90.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"WH148 single connection dual potentiometer with 15mm handle, 300° rotation, panel mount\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US10\/5279\/2025-10-27\/original-image\/bdf8b4ea-87ba-4fdb-98bd-78e5a0bd2d45.webp\"\u003e\u003c\/div\u003e","brand":"2pfpkk-ds","offers":[{"title":"Double 3foot \/ B500K \/ 250V","offer_id":53066800103690,"sku":"CJYD228429330DW","price":9.98,"currency_code":"GBP","in_stock":true},{"title":"Double 3foot \/ B10K \/ 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