Analog Flip-Flop

Here the analog flip-flop circuit which built based on 2 transistors work as switch. This is very easy made and…

55 years ago

Mini AM Transmitter

This is the simple and low cost AM transmitter schematic diagram built using transistor BC109C. The circuit is in two…

55 years ago

Mini FM Transmitter with 2 Transistors

Here the simple and low cost FM transmitter which powered using two transistors. This circuit may be tuned to operate…

55 years ago

Stereo Electret Mic Preamplifier

This a simple stereo electret microphone pre amplifier circuit. The below design diagram is the design for single channel, but…

55 years ago

5W Tube Amplifier with EL84

Here is the circuit diagram of the classic 5W Tube Amplifier with EL84 as the final amplification component. This is…

55 years ago

35W Tube Power Amplifier with EL34

This is the circuit diagram of 35W Tube Power Amplifier with EL34. This tube amplifier designed in 1953 and worked…

55 years ago

50W Inverter 12VDC to 220VAC

This is the inverter circuit which capable to convert 12V DC to 220V AC dan handle about 50 Watts small…

55 years ago

1.5 Watt FM Transmitter

This is a simple, well designed 1.5 Watt FM Transmitter circuit using power transistor 2N2219A. This circuit should be able…

55 years ago

Sound Effects Generator (8 different sound) based IC HT2884

This is the circuit diagram of sound effects generator. All sounds in this circuit are generated by HT2884. The HT2884…

55 years ago