Title: Name that Transformer Post by: W4DNR on March 14, 2016, 02:37:02 PM Another exciting round of "Name That Transformer"
Hermitically sealed 3.75 x 3.75 x 4.75 inches five ceramic terminals on bottom two to the left three to the right markings of 1203-005 and underneath that 7-7 SN also for bonus points : A UTC LS-666 50 watt audio primary 2 ohms or 8 ohms secondary 125 ohms or 500 ohms Why do I have this transformer and what can I do with it ? Maybe drive it with a 50 watt solid state audio amp and have 160 volts @ 300 ma ?? Thanks Don W4DNR Title: Re: Name that Transformer Post by: w4bfs on March 14, 2016, 06:01:47 PM hi Don .... can u photo the first xfmr ?
the UTC is a line driver xfmr .... these are also known as 25 or 70 Volt systems for pa systems .... oftentimes these are not very well matched Title: Re: Name that Transformer Post by: Opcom on March 16, 2016, 12:32:59 AM sec 125 or 500.. Hmm. drive 3-500Z or other low voltage high current grids? AMfone - Dedicated to Amplitude Modulation on the Amateur Radio Bands
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