3050 - 25W Mono Hi-Fi Amplifier Module (LM1875)
Circuit
uses a high fidelity
LM1875 amplifier IC and delivers up to 25W RMS into
8 Ohms @ 1% THD. S/N ratio >100dB. This little board produces quite outstanding
results given it's simplicity and price.
For full technical details please click on the User Manual and LM1875 links below.
The IC has short circuit and thermal overload protection. 2 x On-board 2A protection fuses. Solder pad connections. Heatsink, power supply and cables not provided.
| Technical Specifications | |
|---|---|
| Power Supply | ± 25V dual supply (see kit 3114) |
| Current Consumption | 70mA standby, 4 Amps max. |
| Output Type | Up to 30W into 8 Ohms 25W RMS, 8 ohm load, ± 25V supply |
| Output impedance | 4 - 8 Ohms |
| S/N ratio | > 100 dB |
| THD | < 0.15% @ 1kHz, 20W |
| Freq. response | ~ 15 Hz to 50 kHz, –3 dB |
| Open Loop Gain | 90 dB typical |
| Board Dimensions | 51x53mm |
| Board Connections | Solder pads |
| Product Formats | SELF-ASSEMBLY Electronic Kit (KT
 )
or PRE-ASSEMBLED Electronic Module (AS) more |
| Documentation |
 User ManualLM1875 Data SheetAmplifier Power Supply General Advice |
| Product Code |
Description | Price each exc. VAT (GB Pounds £) | INC.
VAT each 1+ |
Quantity | |
|---|---|---|---|---|---|
| 1+ | 5+ | ||||
3050KT |
25W Hi-Fi Audio Amplifier Module Kit | £11.02 | £9.37 | GB£12.95 | |
| AS3050 | ASSEMBLED 25W Hi-Fi Audio Amplifier Module | £15.28 | £12.99 | GB£17.95 | |
Please see our Audio Amplifiers page for more products like this
