I just listed an RCA AVT-112 transmitter and matching AVA-126
power supply on e-Bay:

http://cgi.ebay.com/ws/eBayISAPI.dll...m=223243647 4
http://cgi.ebay.com/ws/eBayISAPI.dll...m=223243474 3

John Price
CFII/AGI/IGI
http://home.att.net/~jm.price