3115 - 1W + 1W Stereo Amplifier Module (LM386)
Uses
two LM386N-1 power amplifier IC's for a stereo version of our popular kit
3017 amplifier with two independent volume control
potentiometers.
Ideal for Walkman and other battery powered items. Features independent volume control on each channel and on-board jumper to change between a voltage gain of 20 or 200. Speakers (not supplied) must be rated 3W minimum.
| Technical Specifications | |
|---|---|
| Power Supply | 4 -12Vdc supply (e.g. Order Code PSU445) |
| Current consumption | 200 – 500 mA max. |
| Idle current | ~ 10 mA |
| Power Output | > 1 Watt max. @ 8 ohms, 12V DC ~ 0.4 Watt RMS cont. per channel |
| Output impedance | 8 - 32 Ohms |
| S/N ratio | > 80 dB, (>90dBA) G = 20 > 60 dB, (>70 dBA) G = 200 |
| THD | < 1 % @ 400 mW, 8Ω,12V DC < 0.2 % @ 1Volt RMS, 8Ω, 12V |
| Freq. response | ~ 40 Hz to 100 kHz, 8 ohm < 20 Hz - 200 kHz, 32 ohm, G=20 |
| Gain | x20 (26 dB) OR x200 (46dB) |
| Sensitivity | > 100 mV, G=20 > 10 mV, G=200 |
| Input Z | ~ 10 k ohm |
| Fixing holes | 4 x M3 @ 58 x 30mm centres |
| Board Dimensions | 62 x 35 mm |
| Board Connections | Solder pads |
| Product Format | Electronic Kit (KT
 )
or Assembled (AS)
more |
| Documentation |
 User
ManualLM386 Data Sheet |
| Product Code |
Description | Price each exc. VAT (GB Pounds £) | INC.
VAT each 1+ |
Quantity | |
|---|---|---|---|---|---|
| 1+ | 5+ | ||||
3115KT |
1W + 1W Stereo Amplifier Module Kit | £6.04 | £5.14 | GB£6.95 | |
| AS3115 | ASSEMBLED 1W + 1W Stereo Amplifier Module | £8.65 | £7.20 | GB£9.95 | |
Please see our Audio Amplifiers page for more products like this
