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 POWERSUP - MFJ-4225MV 25 AMP SWITCHING POWER SUPPLY 
- I have available a very good condition MFJ-4225MV power supply. The output is adjustable from 9 to 15 VDC. There are two outputs, one being binding posts, which will give you up to the full 25 amp capability, and a cigarette lighter receptacle, which can give you up to 7 A of output. This is priced at $80 plus shipping in the USA only.
- Listing #1763555 - Submitted on 03/30/26 by Callsign K3DUA, Modified on 04/16/26 - IP: pool-173-69-135-23.bltmmd.fios.verizon.net
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- TEST - RACK MOUNTED BIRD WATTMETER
- I have available a good condition BIRD rack mounted wattmeter, model 4521. The line-section currently has N female connectors on it, but I can change them to UHF females if you prefer, let me know your preference..
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This is priced at $195 plus shipping in the USA only.
- Listing #1764424 - Submitted on 04/08/26 by Callsign K3DUA, Modified on 04/16/26 - IP: pool-173-69-135-23.bltmmd.fios.verizon.net
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- MISC - KENWOOD ICOM COLLINS & DRAKE ETC FILTERS
- MAKE AN OFFER - - MAKE AN OFFER.
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These filters are used (solder on some terminals). They have all been tested and work correctly.
Prices include shipping in the USA.
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KENWOOD FILTERS
YG-455CN-1 - - $85
YK-88C-1 - - $70
pc board (X48-3110-00) from a TS-50S with one stock SSB filter and room for an optional CW filter - $50
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ICOM FILTERS
FL-32A - - $65
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DRAKE FILTERS
SL-500 - - $85
C-F Networks model 5.64-2.4L - $60
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INTERNATIONAL RADIO FILTERS (INRAD)
#99 455.7 kHz, 400 Hz - - $80
#760 - 9000.75 kHz, 250 Hz, on pc board - - $90
YF33H18, 3395 Khz - - $50
YF-88HCW - - $50
IR-88H1.8BC - $50
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COLLINS FILTERS
F455FA21 6411 (526 9427 00) - - $75
F455Z4 1V2 (265 9364 00) - - $75
- Listing #1762971 - Submitted on 03/23/26 by Callsign K3DUA, Modified on 04/16/26 - IP: pool-173-69-135-23.bltmmd.fios.verizon.net
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- MISC - FILTERS 455 & 500 KHz & 10.7 & 21.4 MHz
- MAKE AN OFFER FOR ONE OR MORE.
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These filters are used (solder on many terminals). They have all been tested and work correctly.
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PRICES INCLUDE SHIPPING in the USA.
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KOKUSAI ELECTRIC MECHANICAL FILTER
MF-455ZL-21H (2 available) - $30 each (both for $55)
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RCA
3460514-7 - C.F 455 KHz, B.W. 12 KHz, wire leads in & out - $12
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Network Int'l, CF 8.56 MHz, BW 400 Hz
Cirtech Corp, CF 10.7 MHz, BW 2 KHz - $30
TYCO Filters, CF 10.7 MHz, BW 8 KHz - $30
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21.4 MHz Center Frequency - $30 each
Networks Int'l Corp
- A-148, BW 3 KHz
- A-148, BW 6.4 KHz (2 available)
- A-748, BW 10 KHz (3 available)
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DON'T LIKE MY PRICES? - - MAKE AN OFFER - - MAKE AN OFFER!
- Listing #1764430 - Submitted on 04/08/26 by Callsign K3DUA, Modified on 04/16/26 - IP: pool-173-69-135-23.bltmmd.fios.verizon.net
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- MISC - DO YOU NEED AN UNUSUAL RF ADAPTER?
- Do you need an unusual, hard to find RF adapter? I have a large collection of between series adapters including HN, TNC, C, twin-ax and LC adaptors as well as the more common N, BNC, UHF, and RCA adapters
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Describe the adapter you want. What connector series do you want on each end of the adapter and do you want each end of the adaptor to be male or female. Also how many of each adapter you want. As an example: "I want 3 adaptors - male HN to female BNC."
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Send me your WANT list and I will get back to you with a list of what I have to meet your request.
- Listing #1764442 - Submitted on 04/08/26 by Callsign K3DUA, Modified on 04/16/26 - IP: pool-173-69-135-23.bltmmd.fios.verizon.net
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- TEST - F/S BIRD ELEMENTS FOR MODEL 43
- I have the following used, and tested, BIRD (or Coaxial Dynamics equivalent) elements available:
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SHIPPING IN USA FOR ONE ELEMENT IS $8. ADD $1 FOR EACH ADDITIONAL ELEMENT.
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BUY 4 ELEMENTS, OR MORE, AND SHIPPING IS FREE.
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0.45-2.5 MHz
- 1000P, 5000P, 10000P - $135 each
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2-30 MHz
None at this time.
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ALL VHF & UHF elements - - $45 each
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25-60 MHz
- 100A
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50-125 MHz
- 5B, 10B, 25B, 50B, 100B, 2500B(PEAK), 10KB(PEAK)
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100-250 MHz
- 5C, 10C, 25C, 50C, 100C, 250C
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200-500 MHz
- 5D, 10D, 25D, 50D, 100D, 250D
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400-1000 MHz
- 5E, 10E, 25E, 50E, 100E, 250E
- Listing #1764427 - Submitted on 04/08/26 by Callsign K3DUA, Modified on 04/16/26 - IP: pool-173-69-135-23.bltmmd.fios.verizon.net
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 TOWER - For Sale USTOWER Pulley Brackets.
- US Tower section 8 and Section 7 Pulley Brackets for your U S Tower.
I have one of each along with one for section 5 and 6. Call me if you need help. I have a few US Tower 3.5 inch Aluminum Pulleys I just found. Yesterday.
73
Loyd
WB4BMQ
Sweet Home Alabama
- Listing #1765129 - Submitted on 04/16/26 by Callsign WB4BMQ - IP: syn-066-168-162-096.res.spectrum.com
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- ANTHF - For Sale JK Phantom
- For Sale
One of Three(3) JK Phantoms. 4 full size elements 40 ,5 full size elements 20 meters.
Heavy Duty yagi. Unit is pre owned and I. Good shape. Excess to my needs. $4400.00
Weight with a Balun and Boom truss about 425 lbs. A great DX antenna. Call for information.
73
Loyd
WB4BMQ
Sweet Home Alabama.
- Listing #1765128 - Submitted on 04/16/26 by Callsign WB4BMQ - IP: syn-066-168-162-096.res.spectrum.com
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- MISC - SDR dongle,10mtr xcvr,
- All PRICES PLUS SHIPPING from FLORIDA 34952
1.For sale:RTL-SDR-COM,Dongle SDR receiver ,with so239 coax adapter .info here;rtl-sdr.com
https://www.rtl-sdr.com/buy-rtl-sdr-dvb-t-dongles/ $17.00
2. AnyTone Smart 10 Meter Radio for Truck, Small Size, AM PEP Power Over 16W, like new in box, with instructions . $39.00…
3.HF/UHF DUMMY LOAD , HF :300W ,UHF 30W TO 500MHZ . WITH COVER , $17.00
pay with check or pay pal
- Listing #1764795 - Submitted on 04/12/26 by Callsign N8RT, Modified on 04/16/26 - IP: c-66-229-128-193.hsd1.fl.comcast.net
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- TEST - Vintage HP Power Supply & Tube Voltmeter
- Hewlett Packard Model 712B Power Supply
0-500 Volts DC
and
HP Model 410B Vacuum Tube Voltmeter
These will both rackmount
Made in the USA
Old, untested
Make Offer
Pickup in Virginia or inquire about shipping/delivery
- Listing #1764910 - Submitted on 04/13/26 by Callsign W4JST, Modified on 04/16/26 - IP: 73.99.134.215
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