Rens Heijnis                                      custom-built audio equipment

A few examples of  various custom-built equipment

Phono pre-amplifier, only drawing available  Phono

     

Headphone amplifier, 2 models are available:
1) Amplifier specially designed  for the AKG K1000 headphone. For technical specifications see Headphone
2) Amplifier for ordinary headphones.
(price: 525 euro).

 

Talk back system with Talk Back speaker and light signal (recording signal for the musicians),
stereo headphone output, and relays control of the speaker,so that during recording there is no hum from the speaker to hear.
Part of a combination with a 6 channel remote controlled pre-amplifier (multi-pin connectors and cable).

  

6 channel phantom power supply. Can deliver 12mA per microphone. With Black Gate capacitors (price: 700 euro).