M. W. Persons and Associates, Inc.

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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, email us:  teki@mwpersons.com  Put "Broadcast" in the subject line.

Quantity
Available

Oscillator Crystals for AM Transmitters

1 1220 KHz Northern Engineering Labs T-12A crystals.  In a glass envelope with an octal plug.   In good condition.  $40.00 each.
2 1340 KHz Northern Engineering Labs T-12A crystals.  In a glass envelope with an octal plug.   In good condition.  $40.00 each.
2 1340 KHz General Electric Company with built-in heater.  In a metal can with an octal plug.   In fair condition.  $20.00 each
1 1490 KHz Bliley Electric Company type BH8 in a metal can with an octal plug. Working and in good condition.  $20.00 each
2 1570 KHz Bliley Electric Company type BH8 in a metal can with an octal plug. Working and in good condition.  $20.00 each
1 2860 KHz Collins in HC-6 can for use in a Collins/Continental 315R-1 Transmitter RF oscillator, which will divide it down to 1430 KHz or 715 KHz.  Working and in good condition.  $20.00 each
1 2960 KHz Bliley Electric Company in a glass tube with an octal base.  Can be divided down to 1480 KHz or 740 KHz.  Typically used in a Collins 820E Transmitter.  Working and in good condition.  $20.00 each
2 2960 KHz in HC-6 can for use in a Nautel AM transmitter.  Can be divided down to 1480 KHz or 740 KHz.  Working and in good condition.  $20.00 each
2 3080 KHz Bliley Electric Company in a glass tube with an octal base.  Can be divided down to 1540 KHz or 770 KHz.  Typically used in a Collins 820E Transmitter.  Working and in good condition.  $20.00 each.
1 James Knight Company JK57M Stabilized heat oven with crystal of unknown frequency inside.  Heater runs on 6.3 VAC.  In good condition.  $40.00 each.
Quantity
Available

Oscillator Crystals for AM Modulation Monitors

. Crystals for Belar RFA-2 RF Amplifier for a modulation monitor.  Crystal frequencies 4.2 MHz for 790 or 1310 KHz and 4.84 MHz for 950 and 1470 KHz. Used, but in operating condition.  $12.00 each.
Quantity
Available

Oscillator Crystals for FM Modulation Monitors

. Crystals for Belar FMM-1 FM Modulation Monitors channel frequencies:  91.1, 92.1, 94.3, 101.1, and 102.9 Mhz.  Also a 650 KHz crystal for the same monitor type.  Used, but in operating condition.  $12.00 each.
. Crystals for Belar FMM-2 FM Modulation Monitors channel frequencies:  99.1, 95.3, and 107.1 Mhz.  $12.00 each.
. Crystals for Belar RFA-1 FM RF Amplifier. channel frequencies:  91.7, 92.1, 98.7, 101.3, and 101.5 Mhz.  Used, but in operating condition.  $12.00 each.
. Crystal for Collins 900 FM Modulation Monitor channel frequency:  89.7 Mhz.  Used, but in operating condition.  $12.00 each.
. Crystal for Harris FT-80 FM Modulation Monitor channel frequency:  102.3 Mhz.  Used, but in operating condition.  $12.00 each  
. Crystal for Harris GTM-88R FM RF Amplifier channel frequency:  101.3 Mhz.  Used, but in operating condition.  $12.00 each. 
Quantity
Available

Oscillator Crystals for FM Exciters

1 Crystals for Collins 310Z-1 FM Exciter.  Frequencies: 
one 94.3 MHz (crystal frequency 80.3 MHz)
one 100.7 MHz (crystal frequency 86.7 MHz)
two each 102.3 MHz (crystal frequency 88.3 MHz).  Good working condition 
$12.00 each.
1 Crystals for Collins 310Z-2 FM Exciter.  Channel frequencies:  92.7, 94.5, 94.7, 98.9, 105.9, 101.7, 103.3, 104.3, 105.1 (2 each), 107.5 MHz (2 each).  Good working condition.  $12.00 each.
1 Crystal for Gates tube-type exciter.  Northern Engineering Lab T-9D.  110.763 KHz for 95.7 MHz.  Gates part number 444-0382-000.  Good working condition.  $12.00 each.
1 Crystals for Gates TE-3 FM Exciter.  Crystal frequencies:  1445.312 KHz, 1476.562 KHz, and 1.507812 MHz, .  Good working condition.  $12.00 each.
1 Crystal for Sintronic SI-10E FM Exciter.  Channel frequencies:  104.7 (2 each), and 107.1 MHz, .  Good working condition.  $12.00 each
1 Crystal for Sparta 680 FM Exciter.  Channel frequencies:  104.5 MHz.  Good working condition.  $12.00 each.
1 Crystal for Television Technology FM Exciter.  Channel frequency:  107.1 MHz, .  Good working condition.  $12.00 each
Quantity
Available

Oscillator Crystals for FM Receivers

.

Johnson FM/SCA receiver crystalsOperating freq in MHzFull size crystals  92.1, 97.1 (have 2), 98.5, 102.9, and 105.5 Small size crystals: 89.5 (have 2), 93.1, 92.7 (have 2), 93.9 (have 2), 94.9 (have 3), 95.7, 97.9, 101.5, 102.1, 106.1, 106.7 and 107.5.  Buc Fitch  email teki@mwpersons.com

Quantity
Available

Oscillator Crystals for Amateur Radio

many Bailey Electric AX2 Oscillator Crystals.  3765 KHz,  7133 KHz, 7213 KHz, 7259 KHz  good condition.  $15.00 each.   (also on ham-radio page)
many PR  Z-2 Oscillator Crystals. 3765 KHz, 5622.222 KHz, 5700.000 KHz, 5722.222 KHz,  7051 KHz, 7069 KHz, 7076 KHz, 7177 KHz, 7179 KHz, 7182 KHz, 7420 KHz, 7235 KHz, 8364 KHz  good condition.  $10.00 each.  (also on ham-radio page)
Quantity
Available

Crystal Ovens

2 JK James Knights Company JK07E Stabilized Heat 60 degree crystal oven.  6.3 volts  Very good working condition.  One with the original factory box.  $65.00 each
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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, email us:  teki@mwpersons.com  Put "Broadcast" in the subject line.
 

Questions?  Email Mark Persons:  teki@mwpersons.com      

 

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page last edited 02/27/2017