Audio Mono 1-channel Amplifier LM1875 Class-AB 36W White Enclosure Bluetooth
LM1875 Audio Mono Amplifier In Enclosure OSHW Opensource Amplifier
Audio Mono 1-channel Amplifier LM1875 Class-AB 36W White Enclosure Bluetooth

Audio Mono 1-channel Amplifier LM1875 Class-AB 36W White Enclosure Bluetooth

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XFAMPS01 - Enclosed Stereo Audio Amplifier

LM1875 Class-AB 36W

This is a flat Class-AB audio Amplifier. All modules are made using though-hole components only, that are soldered to 3mm traces of single-sided FR-4 PCB. XF-AMPS01 is powered by regulated dual ±DC power supply that is decoupled from main via transformer. This unit features large capacitors, large heat sinks, phoenix connectors and double insulated enclosure. Driven by 2 LM1875 USA-made ICs this amp is build to last.

Features

  • Mono Output
  • Total Output Power: 36W RMS
  • Low Distortion: 0.015%,1kHz,20W
  • Wide Power Bandwidth: 70 kHz
  • Volume Control
  • LED Power Switch
  • MDF Enclosure
  • Stand-by AC Power Draw: 3-4W

Specifications

  • LM1875 Class-AB IC
  • Optimal Load: 4Ω-8Ω/channel
  • Input Impedance: 47k Ohm
  • Power Input: 120VAC 60Hz
  • Operating Temperature: 0-70°C
  • AC Power Input: 120V AC 60Hz via Polarized Cable IEC-60320

Dimensions & Weight

25cm x 16cm x 8cm
9.8" x 6.3" x 3.1"
Weight 1.75kg / 3.88lb

Resources

XF-AMPS01 Amplifier Manual - PDF
XF-AMPS01_Amplifier_Manual.pdf
 (1.5mb)

XF-AMPS01 Thd and Freq Response
XF-AMPS01_thd_freq_response.pdf
 (241Kb)

Schemas, gerbers, models, masks and more:
XF-AMPS01 GitHub Repo

 

 

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