25W Hi-Fi Audio Amplifier (LM1875) 25W Hi-Fi Audio Amplifier (LM1875) Quasar Electronics Circuit uses a high fidelity LM1875 amplifier IC and delivers up to 25W RMS into 8 Ohms @ 1% THD. S/N ratio: 100dB... Electronics > Audio > Audio Components > Audio Amplifiers > Power Amplifiers 3050KT 3050KT 18.95 Quasar Electronics Limited

25W Hi-Fi Audio Amplifier (LM1875)

AS3050KT - 25W Hi-Fi Audio Amplifier (LM1875)
Pre-Assembled Module

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.

Please Note: Heatsink, power supply, mains transformer, speaker and cables are not included must be purchased separately.

Input Voltage
+/- 24-25V dual rail supply
Power Supplye.g. CFS020 (includes transformer) or
kit 3114 with a 35V centre tapped 60VA mains transformer (not included)
Current Consumption70mA standby, 4 Amps max.
Output TypeUp to 30W into 8 Ohms
25W RMS, 8 ohm load, +/- 25V supply
Output impedance4 - 8 Ohms
S/N ratio> 100 dB
THD< 0.15% @ 1kHz, 20W
Freq. response~ 15 Hz to 50 kHz, -3 dB
Open Loop Gain90 dB typical
Board Dimensions51x53mm
Board ConnectionsSolder pads
Product FormatsPRE-ASSEMBLED Electronic Module (AS) Product Formats Info
DocumentationUser Manual
LM1875 Data Sheet
Amplifier Power Supply General Advice
Item Number:
Quasar AS3050
Total Price:
£15.79 Exc VAT, £18.95 Inc VAT
Stock Info:
In Stock (Our UK Warehouse)
Your Total:

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