| Megaphone at 9V |
Amplifier for megaphone operating at 9V. |
2.89 |
1,717 |
| Audio splitter |
Schematics of three-system active audio splitter for 60W speakers. |
2.89 |
3,692 |
| 20kW audio amplifier |
Audio amplifier 20000W. |
2.89 |
11,752 |
| Two tone siren v1 |
Two tone siren using two NE555 ICs. |
2.89 |
1,343 |
| Mosfet audio amplifier 200W/350W |
Mosfet audio amplifier 200W at 8 ohms, 350W at 4 ohms. |
2.88 |
7,819 |
| Mini megaphone/amplifier with 2 transistors |
Mini megaphone/amplifier with 2 transistors. |
2.88 |
2,336 |
| Siren at 3V |
Nice little siren operating at 3V. |
2.88 |
2,319 |
| Reproduction and sound recording using PIC |
Reproduction and sound recording using PIC and BTC algorithm. |
2.88 |
2,724 |
| Ultrasonic generator |
Generates audio signal from 12 to 50 kHz. |
2.88 |
1,494 |
| Preamplifier with ECC82 |
Great high quality preamplifier. |
2.88 |
2,843 |
| Small electronic siren v2 |
Small electronic siren with NE562. |
2.88 |
2,143 |
| Amplifier with LM3886 |
Great amplifier with very good sound quality. |
2.88 |
3,532 |
| 240 MOS amplifier |
Audio amplifier with MOSFET transistors, suitable for Woofer. |
2.88 |
6,944 |
| Very sensitive audio amplifier |
Extremely sensitive audio amplifier at 1.5V. |
2.88 |
1,776 |
| IR audio receiver |
Receiver for IR audio modulated signal. |
2.88 |
1,688 |
