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.


. AM Transmitter partsClick here .
... CapacitorsClick here ..
  Transmitter tubes.  Click here  
... RF Switches.  Click here ..
  Transmitter tubes.  Click here  
  Porcelain insulators for coils and capacitors.  We have 1" diameter, 1-1/4" diameter, and pyramid style.  Let us know what length you need.  e-mail  
 Quantity
Available
AM Fixed Coils/Inductors Price Each
1 5 uhy/20 Amp fixed inductor.  Kintronic L5-20.  Used, but in good condition. $120.00
1 10 uhy/10 Amp fixed inductor.  Used, but in good condition. $115.00
1 10 uhy/20 Amp fixed inductor.  Harris 943-4236-014.  Used, but in good condition. $156.00
2 16 uhy/20 Amp fixed inductor.  Harris 943-4236-018.  Used, but in good condition. $186.00
2 18 uhy/20 Amp fixed inductor.  Multronics 18-20.  Used, but in good condition. $195.00
1 22 uhy/20 Amp fixed inductor.  E. F. Johnson type 200-302.  Used, but in good condition. $217.00
1 25 uhy/20 Amp fixed inductor.  E. F. Johnson type 200-301.  Used, but in good condition. $229.00
1 27 uhy/15 Amp fixed inductor.  E. F. Johnson type 200-203.  Used, but in good condition. $170.00
2 35 uhy/5 Amp fixed inductor.  Nautel 165-6026-1.  Used, but in very good condition. $100.00
3 35 uhy/20 Amp fixed inductor.  Multronics M35-20.  Used, but in good condition. $235.00
1 87 uhy/10 Amp fixed inductor.  Gates 87-FA4634.  Used, but in good condition. $170.00
2 115 uhy/15 Amp fixed inductor.  E. F. Johnson C200-216, type 3435N3.  Used, but in good condition. $200.00
1 120 uhy/20 Amp fixed inductor with ceramic insulator stand-offs.  Used, but in good condition. $250.00
  Coil clips of many sizes available.  e-mail  
 Quantity
Available
AM Variable Coils/Inductors Price Each
5 5 uhy/15 Amp variable inductor.  E. F. Johnson 222-103.  Used, but in good condition $310.00
5 25 uhy/15 Amp variable inductor.  E. F. Johnson 222-101.  The coil frame is 6-3/8" x 6-3/8" x 9-5/8".  The four mounting brackets have 5/16" diameter holes that are 5-3/4" apart left to right and 10-3/8" front to back.  The coil itself is 5-1/2" long, 5" diameter, and 22 turns.  The adjustment shaft protrudes 1-1/2" from each end of the coil frame.  Used, but in good condition.  $384.00
1 37 uhy/5 Amp variable inductor.  E. F. Johnson 222-101.  The coil frame is 4" x 4-18" x 6-1/2" long.  The frame has four holes for mounting to a surface.  The coil itself is 4-1/2" long, 3" diameter, and 39-1/2 turns.  The 1/4" adjustment shaft has a 5/8" diameter knob on it. Used, but in almost new condition.  $75.00
 Quantity
Available
Chokes Price Each

1

Harris 939-8129-003 Static Drain Choke.  Has #14 insulated wire on PVC form.  Measures 460 UHy.  It is 4-1/2" diameter x 11-1/2" long.  Included are two 1" diameter x 2" long porcelain insulators.  Used, but in good operating condition. $100.00
1 Tower Lightning Choke.  Two wire #12 for 15 amperes of AC current.  500 uHy per winding.  18 inches long x 4.5 inch diameter with four stand-off insulators.  Also has four .033 mfd/600 volt RF bypass capacitors mounted on it.  Used, but in good condition. $250.00

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 03/26/2014