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Posts tagged Op-Amp

Comparator OP Amp

Comparator OP Amp using IC AD820, AD539,  AD827, AD538 The AD820 is a low power FET op amps can operate from supplies of 5.0 V to 36 V, or dual supplies of 2.5 V to 18 V. AD820 to accommodate input signals below ground in single supply mode. Output voltage swing extends to within 10 […]

Spectrum Analyzer

3 Channel Spectrum Analyzer using LM3900, AN6884 3 Channel Spectrum Analyzer using LM3900, AN6884 Parts: R1 100K 1/4W Resistor R2 820K 1/4W Resistor R3, R14, R16, R18 2.2 Meg 1/4W Resistor R4, R5, R6 22K Pot R7, R8, R9, R25, R27, R29 10K 1/4W Resistor R10, R11, R12 680 Ohm 1/4W Resistor R13. R15, R17 […]

WALKYE TALKIE circuit

WALKYE TALKIE Kristal circuit by ronica using 9014, 19013, 19011

LM555 Microcontroller Circuit TIMER part 22

LM555 Microcontroller Circuit TIMER part 22

7W differential amplifier circuit

7W differential amplifier circuit using MB3731

Making inverter 3000w 12v DC – 220v AC for car

Making inverter 3000w 12v DC – 220v AC for car

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