AB International

6120 Brace Road
Loomis, CA 95650 
Tel. (916) 223-1133
 
http://www.abamps.com/index.html
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e-mail is usually the fastest way to get in touch with us 

Sales: absales@abamps.com 
Service / Parts: abservice@abamps.com 

Hours: 9:00 AM to 6:00 PM PST 

if you would like to send your amp in for repair please e-mail us first
and when you ship please provide tracking info

if you need schematics for the following models, click how to pay and send
14.00 via paypal or credit card and list the model in the payment description.
we will send a pdf copy of the schematics to the e-mail provided
AB Systems models: 
900A
1100A
9220A
9420A
950A
1200C
9620
9620B
1450
1550
1650
1590
SUB1850
SUB1850B
SUB2000
SUB3600Â 
6200A
6300A
6600A
4200A
4300A
4600A
 
If your model isn't listed e-mail us first.