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
Test Equipment Price
Each
1 Hewlett Packard 803A VHF Bridge.  Used for measuring impedances from 2 to 2000 ohms at 52 to 500 MHz.  Complete with instruction manual.  Very good condition.
General Radio 1215-B Unit Oscillator for 50 to 250 MHz, 80 mw into 50 ohms.  Complete with Type 1203-B Power Supply and instruction manuals for both.  Very good condition.
Hewlett Packard 417A VHF Detector (receiver) for 10 to 500 MHz.
The above is an equipment package for measuring impedances of FM antennas etc.
$200.00
1 NLS MLB-1 Logic Probe for digital circuit testing.  Excellent. $15.00
1

Optoelectronics 8010A Frequency Counter that goes to 1100 MHz.  Optoelectronics LFM 1110 Low Frequency Multiplier accessoryOptoelectronics AP-8015-a RF Preamplifier for frequency counterDC probe Hi-Z probe for above Optoelectronics unitsComplete with all cables and instruction manuals in an aluminum carrying case with adjustable dividers.  That case is 22-1/2" wide x 16-1/2" deep x 10-1/2" high.  Excellent.  Photo of contents of case.  The multi-meter and Super Cricket have been sold.

$250.00
1

Narda 8616 Electromagnetic Radiation Monitor with calibrated Narda 8682 RF probe for 300 KHz to 1500 MHz.  Used to determine OSHA required safety around AM, FM, and STL antennas.  More Details.  Good working condition with manual and travel case.

$950.00
1

Narda 31111 (Motorola P/N 58D09643T02) Dual Directional Coupler with -30 dB forward and reflected power sample ports.  810 to 960 MHz.  Sample ports are SMA-female.  photo of a similar one  Has a 50 ohm N-female at the transmitter end and 50 ohm N-female connector at the antenna end.  Used, but in excellent condition. 

$90.00
1

Narda 31116 (Motorola P/N 58D09643T03) Dual Directional Coupler with -30 dB forward and reflected power sample ports.  810 to 960 MHz.  Sample ports are SMA-female.  photo  Has a 50 ohm N-male at the transmitter end and 50 ohm N-female connector at the antenna end.  Used, but in excellent condition. 

$90.00
1

Production Devices Model 120 Step Frequency Generator.  A switch selects 100 Hz, 400 Hz, 1 KHz, 3 KHZ, 10 KHz, or 15 KHz.  Output is sine wave with 1.5% or less harmonic distortion at 0 - 2 volts peak to peak and square wave 4 volts peak to peak simultaneously into a 600 ohm load.  Schematic diagram included.  Runs on two standard 9 volt batteries.  Good operating condition.  Batteries not included. 

$20.00

1

Scientific Atlanta 7455 Satellite Dish Alignment Tool.   New in stock $50.00

1

Tektronix 2221  60 MHz digital storage oscilloscope.  Dual trace with the excellent bright display which Tektronix is noted for.  Included is an instruction manual with schematic diagrams.  That book is 1.5 inches thick.  In good working condition. $200.00

1

Tektronix 2246  100 MHz four-trace oscilloscope.  Has on-screen voltmeter for reading DC and peak to peak voltages.  Has the excellent bright display which Tektronix is noted for.  In good working condition. $225.00

2

Tyco Electronics TPX-75-4 (Macom 96341)  50/75-Ohm Transformer.  10 - 1500 MHz.  Datasheet  Has a 50 ohm N-female connector at one end and a 75 ohm N-female connector at the other end.  In good working condition. $125.00

many

SMA to N and SMA to BNC cables.  In good working condition. e-mail

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

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page last edited 02/16/2014