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Posts tagged mic mixer circuits

mic mixer circuits

mic mixer circuits mic mixer circuit with IC mic mixer circuits mic mixer circuits The mixer circuit below has 2 line inputs and 2 mic inputs, 2 line outputs . The mic inputs are suitable for low impedance 200-1000R dynamic , simple mixer was designed for three dynamic microphones.

LED LINEAR

5 DOT LED LINEAR LEVEL METER DRIVER circuit using KA2284 5 DOT LED LINEAR LEVEL METER DRIVER circuit using KA2284 The KA2284 are a monolithic integrated circuit disigned for 5-dot LED level meter drives with a built-in rectifying a amplifier, it is suitable for AC/DC level meters such as VU meters or signal meters. FEATURES […]

Printed Circuit Board Design and Method

An apparatus and method for providing a vented blind via in pad of a printed circuit board (PCB). A vent in the blind via in pad to allow gases formed during reflow soldering to escape from the solder joint. In one embodiment, the vent extends from the outer edge of the pad to the blind […]

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 […]

uPC1280V POWER AMPLIFIER Circuit 20W

uPC1280V POWER AMPLIFIER Circuit 20W uPC1280V, NEC Electronics, Audio Power Amplifier and Power triode intended for use in class A

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