[TechAssist] Re: Pioneer car amp
- From: "danny williams" <wizhd@xxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Mon, 18 Oct 2004 09:44:06 -0500
We do almost nothing but amps, maybe we can help . Were both channels
blown?, Have u tried one channel at a time? Did u replace with exact #
replacement? let me know.maybe i can help. Dan W. Wizard Electronics
----- Original Message -----
From: "markbrock" <markbrock@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, October 16, 2004 8:31 AM
Subject: [TechAssist] Pioneer car amp
> model GM-X962, mosfets all burnt up, replaced them and repaired pcboard
> at
> B+, low volume is ok but when turned up ( on the amp) it distorts, then,
> one of the mosfets gets hot and shorts, ( Q905), and never draws much
> current, 3-4 amps ? when its running on low volume, 750 watt, I'd think
> it
> would draw much more even at low, all the bias resistors ohm ok, not
> sure
> where the problem is and not my forte', any ideas appreciated, the
> mosfets were Q905,6,11,12,13 &14
> brock
>
> Brock Electronics
> R.R.4 box 237
> 5208 cr.3385
> Independence Ks. 67301
> 620-331-0235
> fax 331-7191
>
> markbrock@xxxxxxxxxxxxx
> Zenith*Philips*Peavey*Fender*Crate
> we work on all brands,makes,models
> of anything that plugs in the wall
> ----- Original Message -----
>
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