Q-tron Audio
Q-tron Audio
Manual PA34B4R1
Page
5(9)
Tube placement
Note! V1, V3 and V4 are 6N2-EB, V2 and V5 are 6N6P, V6 – V9 are 6C33C-B
4.
Setup
1. Connect the amplifier to the mains voltage with a standard IEC 320 mains cable
2. Connect speakers to the isolated binding posts
4. Connect a preamplifier to the connectors marked input
4.1 Function
The amplifier is equipped with XLR and phono connectors for the input signal and
isolated binding
posts for connecting speakers. The amplifier is equipped with an output-
offset voltage protection circuit that protects connected speakers in the case the
amplifier would give a too high DC voltage on the output. A fail-safe soft-turn-on-circuit is
also included.
4.2 Start-up procedure
Switch on the mains switch on the back panel to position 1. Push in the front panel bush
button for 1 second, the area around the push button will then be lit with a green dim
light, after approximately another 1.5 seconds a “click” can be heard, this is an indication
that the soft-turn-on-circuit is activated. After approximately 90 seconds the area around