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Posts tagged audio detector switch

Amplifier AutoScout24 Power ON

Amplifier Auto Power ON Signal detecting auto power-on unit, audio signal controlled relay switch module, amplifier auto power on, audio sensing power switch, audio detector switch, audio signal detector circuit, line level audio detection circuit, audio triggered power switch part : BC547 , BC557, LM358, Relay

TV Circuit board diagram?

sanje1974 asked: How can i locate LG-21FA20 tv curcit board diagram

Audio Amplifier

Audio Amplifier circuit using 2N3055 MJ2955 Audio Amplifier circuit using 2N3055 MJ2955, A564, D438, C1162 R1 ………… 100K 26 ………… 30K 27 ………… 560 4 …………. 10K 5 …………. 1K 8 …………. 2K4 9 …………. 4K7 10 11 12 …… 100 13 14 ……… 300 15 16 ……… 0.5 5v C1 ………… 100n 2 …………. […]

Fan Timer Circuit

Fan Timer Circuit using 7555, 1N4148, 1N4004, BC109C

servo pre amp circuit using KA9257

servo pre amp circuit using KA9257 DUAL POWER OPERATIONAL AMPLIFIER The KA9257 is a monolithic integrated circuit consisting low noise amplifiers and regulated power supply for car stereos. FEATURES suitable for car stereos. Low noise amplifier. Voltage regulator included. Good ripple rejection. High channel separation (65dBTyp). Minimum number of externalparts required.

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