M. W. Persons and Associates, Inc.

     Over 30 Years in Business

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Radio Broadcast Technical Consulting and Sales
10032 Island Drive, Brainerd, MN  56401

Click to inquire or purchase used equipment

Back to Used (Experienced) Equipment

If you have a question, e-mail us.

 Quantity
Available
Interstage and similar high impedance Audio Transformers Price Each
1 Altec 15335 (Peerless Electrical Products) 15 K ohm to 15 K ohm Audio Bridging Transformer.  Maximum level +18 dBm at 20 Hz and +24 dBm 40 Hz to 20 KHz.  +/-0.5 dB 20 Hz to 20 KHz.  Has an 8-pin octal plug at one end.  Used, but in good working condition. $25.00
1 Triad JO-11 TF1QX10YY Interstage Audio Transformer.  Primary: 15,000 Ohms.  Secondary: 60,000 Ohms.  Maximum level +10 dBm.  50 Hz to 15 KHz 500V Hipot.  Used, but in good working condition. $25.00
1 TRW/UTC A-16 Audio Transformer.  Primary: 15K Ohms.  Secondary: 60K Ohms.  Maximum level +15 dBm.  20 Hz to 20 KHz 1000V Hipot.  Used, but in good working condition. $25.00
1 TRW/UTC CG-132 Plate to grid audio transformer.  Used, but in good working condition. $20.00
 Quantity
Available
70 Volt Audio Transformers Price Each
1 EV (Electrovoice) TR-30 70 volt/100 volt 30 watt Audio Transformer.  Has 5 watt, 10 watt, 20 watt, and 30 watt primary taps.  Secondary taps are 4, 8, and 16 ohms.  Used, but in very good working condition. $20.00
2 Stancor A-8080 Audio Transformer.  Primary: 70.7 Volt Line with taps for 1, 2, 3, 4, and 5 Watts.  Secondary: for 8 or 16 ohm voice coils.  Used, but in good working condition. $10.00
 Quantity
Available
Miscellaneous Audio Transformers Price Each
1 Microtran M7521 600 ohm to 600 ohm audio transformer.  Center tapped on primary and secondary windings.  Level to +10 dBm.  10 Hz to 50 KHz.  Used, but in good working condition. $20.00
1 Western Electric Rep 120E Telephone audio transformer.  Good working condition.  Also shown in Telephone Equipment $20.00
1 Western Electric Rep 120K Telephone audio transformer.  Good working condition.  Also shown in Telephone Equipment $20.00
3 Western Electric Rep 189D Telephone audio transformer.  Good working condition.  Also shown in Telephone Equipment $20.00
3 Tellabs 4425 Two Wideband Repeat Coils on one plug-in card with instruction book.  50 Hz and 15 KHz bandwidth at +20 dBmSelectable 600 ohm to 600 ohm or 150 ohm to 600 ohm.  Excellent.  See Telephone Parts  
1 For telephone audio transformers, go to: http://mwpersons.com/Used-Telephone-Parts.html   

Click to inquire or purchase used equipment     Back to Used (Experienced) Equipment

Please do not call regarding used equipment items.  If you have a question, e-mail us.
 

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page last edited 07/28/2014