| Two tone siren v3 |
Two tone siren using two NE555 timer ICs. |
2.98 |
2,274 |
| Classic transistor amplifier 250W |
Classic transistor amplifier 250W with complementary pair 2SC-2SA. |
2.97 |
9,142 |
| Simple FSK modulator |
Simple FSK modulator. |
2.96 |
1,869 |
| Voice modulator |
A device that distorts NF audio input into a robot-like sound at the output. |
2.96 |
5,778 |
| Amplifier 200-500W with transistors |
Amplifier 200-500W with transistors MJ15003. |
2.94 |
31,947 |
| Laser diode audio transmitter |
Laser diode audio transmitter with NE555. |
2.94 |
2,144 |
| Audio amplifier 2x6W |
Audio amplifier 2x6W with TDA2615. |
2.94 |
2,730 |
| Ultrasonic receiver |
Ultrasonic audio receiver. |
2.94 |
1,349 |
| Audio amplifier 10W |
Audio amplifier 10W with transistors. |
2.93 |
4,649 |
| Amplifier with TDA7294 |
Very good audio amplifier with TDA7294, 2x80W. |
2.93 |
4,515 |
| Active electronic protection for sound box |
This device is used as a protection from overpower that can exist at the output of the amplifier. |
2.92 |
4,916 |
| Oneway IR audio link |
Oneway IR audio link, transmitter and a receiver. |
2.92 |
2,610 |
| Two tone siren v1 |
Two tone siren using two NE555 ICs. |
2.92 |
1,350 |
| MOSFET amplifier IRF540 |
MOSFET amplifier (modified Citation 12 MOSFET by N. Pass Labs). |
2.92 |
5,493 |
| Complete audio amplifier 150W |
Quality audio amplifier schematics and all side-circuits for it's proper operation. |
2.92 |
21,686 |
