DIY - Loudspeaker Protection




Stereo Power Amplifier Quad 405




velleman kit k4700

2 CHANNEL LOUDSPEAKER PROTECTION - Velleman k4700




danger


Features

This stereo loudspeaker protection will protect the loudspeakers against the switch-impulsions and the direct current component on the output of the connected amplifier.
Suitable for: Amplifiers with symmetrical power supply Amplifiers with asymmetrical power supply.
Specifications :
- Switch-delay: +/- 6 seconds
- DC protection: +1V/-1V
- Max. input voltage: 200Vpp + DC
- Max. switching current: 10A
- LED indication for: WAIT (switch-on delay) and ERROR (DC on speaker output)
- Supply voltage: 220VAC
- PCB dimensions: 55 x 125mm (2.2" x 4.9")


A very good kit, well designed notice. To install in replacement of the existing protection circuit, here on the Quad 405.

procedure for installing the velleman k4700 kit in a quad 405

procedure for installing the velleman k4700 kit

procedure for installing the velleman k4700 kit

procedure for installing the velleman k4700 kit

Removal of the existing protection circuit

procedure for installing the velleman k4700 kit

procedure for installing the velleman k4700 kit








TOP OF PAGE