KIDI is just east of Pittsburgh.  See map:

From: Raymond Balister [mailto:rbalister@windstream.net]
Sent: Thursday, December 5, 2013 2:03 PM
To: lml@lancaironline.net
Subject: Re: Avionics shop

Dave, try Airwork Avionics at KIDI. He's a one man shop but does good work at reasonable prices. His number is 724-465-8444. His website is www.airworkavionics.com.
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Sent from my Android device with K-9 Mail. Please excuse my brevity.