Search found 7 matches

by bobbriessinck
Mon Dec 27, 2021 4:03 am
Forum: JLM Audio Kits
Topic: LA500A stopped working
Replies: 12
Views: 9571

Re: LA500A stopped working

Hi!

I'm in no position to ask to hurry up since I haven't had much time myself but have you had any time yet to think about what my problem could be?

Thanks!
Bob

(Merry Xmas & have a great new year!)
by bobbriessinck
Tue Dec 14, 2021 6:56 pm
Forum: JLM Audio Kits
Topic: LA500A stopped working
Replies: 12
Views: 9571

Re: LA500A stopped working

51x on 24V.

The voltages on the other pins indeed measured 0V.
by bobbriessinck
Mon Dec 13, 2021 10:30 pm
Forum: JLM Audio Kits
Topic: LA500A stopped working
Replies: 12
Views: 9571

Re: LA500A stopped working

I'm once again sorry for the very late reply- I couldn't find my extension thingy anywhere and only had one for the normal 500 rack, so had to buy/make a new one etc. Anyway: I'm measuring -20.7V at pin 4 (top right when looking at the compressor) and +20.8V at pin 8 (bottom left, left of the dot). ...
by bobbriessinck
Sat Oct 30, 2021 8:01 pm
Forum: JLM Audio Kits
Topic: LA500A stopped working
Replies: 12
Views: 9571

Re: LA500A stopped working

Sorry for the late reply- - audio does not sound thin, but has a 20dB drop in volume - turning the threshold and/or makeup gain does not change anything - when on ratio 3:1 there's a 20dB drop in volume - when on 5:1 there's a 40dB drop - when on 10:1 there's a 50dB drop - when in OFF mode audio pas...
by bobbriessinck
Tue Oct 12, 2021 10:01 pm
Forum: JLM Audio Kits
Topic: LA500A stopped working
Replies: 12
Views: 9571

Re: LA500A stopped working

P+ and P- measure 11.1 Ohm
S+ and S- measure 22.4 Ohm

Thanks for helping out!
by bobbriessinck
Sun Oct 10, 2021 10:56 pm
Forum: JLM Audio Kits
Topic: LA500A stopped working
Replies: 12
Views: 9571

Re: LA500A stopped working

Thanks for getting back so fast.

As requested!
by bobbriessinck
Sat Oct 09, 2021 11:10 pm
Forum: JLM Audio Kits
Topic: LA500A stopped working
Replies: 12
Views: 9571

LA500A stopped working

Hi! Been using my LA500A quite frequently and lately had to do a lot of moving around between studios and live recording sessions where I always brought a 500 rack. Recently the VU of the LA500A stopped going to 0dBVU when powered on and in both GR and VU positions. At first I thought the VU ribbon ...