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Posts tagged power

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 […]

light switch project

light switch project using BC107 BC108 BC107 BC108 BC557 BC558 BC327 light switch project using BC107 BC108 BC107 BC108 BC557 BC558 BC327 Parts R light resistor R1 4,7 K R2 1,2 K R3 2,2 K R4 1,2 K R5 1,2 K R6 2,7 K R7 100 K C1 10 956/16V TR1 BC107-BC108 NPN (CV7644) TR2 […]

Schematic Diagram hp – MAX2338 Mixer IF SAW Filter Match at 183.6MHz for CDMA

The design and simulation of the impedance match between the MAX2338 mixer stage and a 183.6MHz SAW filter in a CDMA application. The SAW filter S-parameter is used to simulate the interface with the mixer. A worked example is provided with a SAWTEK 855893 SAW filter. An optimum impedance matching circuit between the MAX2338 mixer […]

DTMF control RELAY SWITCHING circuit using M8870, 4013, BC548

DTMF control RELAY SWITCHING circuit using M8870, 4013, BC548

Relay Driver Circuit for Switches

Relay Driver Circuit for Switches using ZVP4106

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