DIY - Loudspeaker Protection

DIY - Loudspeaker Protection

DIY - Loudspeaker Protection

velleman kit k4700

Loudspeaker Protection Velleman k4700


danger
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