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BTL – STEREO TO MONO DRIVER Audio

BTL STEREO TO MONO circuit, DRIVER bridge a stereo power amp to mono USING C828 the BTL power amplifier system is: “Two power amplifier units connected by bridge joints can form a larger power amplifier. The amplifier system is in English called Budge Transformer Less BTL. This amplifier system can amplify the amplifier noise by […]

Relay and motor wiring diagram

Relay and motor wiring diagram Relay and motor wiring diagram

what do mic preamps do???

what do mic preamps do??? Top Mic Preamp use TBA231 Dual Tube Preamp preamp mic using TBA231 2-channel mic instrument preamp XLR mic ins instrument ins balanced outs phantom power ultra-compact 5Hz-50kHz frequency response If you’re looking for a whole lot of preamp on a tight budget, you’ll see where this popular product gets its […]

Variable Power Supplies

Variable Power Supplies circuit using 2N3906, LM317, LM337, LM324, MJ2955, 7805, 2N3055, 2N3905 Parts: P1_500R P2_10K R1,R2_2K2 R3_330R R4_150R R5_1R C1_3300µF C2_1µF D1,D2_1N5402 D3_5mm Q1_BC182 Q2_BD139 Q3_BC212 Q4 _2N3055 T1_220V Primary, This Variable Power Supplies circuit has a current limit feature, in case there is a short circuit or other problem places. Here’s a circuit […]

Portable jammer

Portable jammer Portable jammer and signal removal for cell phone, WiFi, and GPS signals Portable jammer, signal removal Portable Signal Jammer circuit 20M Radius. High Power Signal Jammer Portable powerful and portable solution to completely block a nearby cell phone,  WiFi, and GPS signals. Can be used around the world. Strong and effective, this portable […]

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