The Velleman Universal Mono Pre-Amplifier Kit has been developed as pre-module for a number of audio applications where there is insufficient input signal. Suitable for Microphone Pre-amplifier or for Level Correction Applications.
Suitable for applications as a microphone pre-amplifier or for level correction
Output impedance: 1Kohm
Adjustable output level: max. 40dB
Frequency range: 20Hz to 20kHz ± 3dB
Max. input signal: 40mV
Ideal for increasing sensitivity of power amplifiers, etc.
Assembly skill level suitable for the hobbyist
Dimensions 40 x 30mm
Velleman K1803
Please note: This is a self-assembly kit and requires soldering.
Q. It says 10-30v for power. Do you think I would get away with a 9v battery?
A. Hi Mike, thank you for your question. This does really require a stabilised power supply so the 9V battery possibly would not last long anyway. A small 12V battery may be a better option like 18-1146 or 18-0605.
