QTH.COM Ham Radio Classified Ads: POWERSUP - Swap amateur radio HF VHF equipment buy sell trade on line

WANTED: HV Capacitors: I am looking for high voltage oil filled capacitors. Must be minimum 20uf at 3000 volts. More is better. Condition must be good. No dents, porcelain unbroken, and the price right. What do you have?
K4WGW; Listing #1734138 - Submitted on 06/25/25 by Callsign K4WGW - IP: kal-calix1-216-128-100-171.kalama.com; Click to Contact -- Send this Ad to a Friend
WANTED: HEATHKIT HP-23 Power Supply: Looking for a Heathkit HP-23 power supply for the HW-101.
Should be clean, working, in good condition.
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From non-smoking environment.
Please provide pictures and price.
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Reply thru the QTH system.
Let me know what you have.
Thank you.; Listing #1734128 - Submitted on 06/25/25 by Callsign WA3MOJ - IP: c-68-83-100-56.hsd1.nj.comcast.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
MFJ 4035MV ADJUSTABLE POWER SUPPLY: This 35 amp adjustable power supply is in very nice condition. It’s clean and still working just fine. It has no markings on it has no exposure to animal hair or smoke. $90 shipped. I take paypal, Postal MO and check.; Listing #1731963 - Submitted on 06/06/25 by Callsign W6XI, Modified on 06/25/25 - IP: ip68-109-162-111.ph.ph.cox.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Astron RS-20 A, 20 amp Power Supply FS: Astron RS-20 A, 20 amp Power Supply For Sale:
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This power supply is useful for Amateur Ham Radio
applications, a test bench, or any place where
regulated 13 V DC is needed at fairly high current.
There are 1000's of these in ham shacks around the
world.
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Astron power supplies feature solid-state electronic
regulation, EMI filter, fold back current limiting for
protection from excessive current and shorted output.
Input voltage is 115 VAC 50/60 Hz. Crowbar over
voltage protection is also provided. These high
quality power supplies are manufactured in the U.S.
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The RS-20 A is rated at 20 amps intermittent use,
and 16 amps continuous duty. The output voltage
can be internally adjusted, as can the current
limiting. This is a linear supply, so no switching
noise.
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This particular supply works great.
It only varies 0.01 Volts with a load!
Cosmetically it looks really great.
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With paper work for $70 plus shipping from
Florida, or pick up near Ocala.
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Thanks. 73,
Ken Simpson, W8EK
.; Listing #1734110 - Submitted on 06/25/25 by Callsign W8EK - IP: fl-67-76-85-5.sta.embarqhsd.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
For Sale - Meanwell 83 amp power supply: Meanwell SE-1000-12 power supply output 12v 83.3 amps. The fan in the photo is the fan that came in the unit it was replaced with a quieter fan. If you push the limits you may want to install the OEM. Works as it should and in excellent condition. Asking $95 shipped PayPal preferred.
73 Tex
ka5y; Listing #1733838 - Submitted on 06/23/25 by Callsign KA5Y, Modified on 06/25/25 - IP: 24.206.151.146; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
MFJ-1118 High Current DC Distribution: $65, $14.99 shipping lower 48
KI6IBH
I used this in my shack with a heavy duty Astron power supply(look at my other listings) - Both are way overkill for what I’m doing these days.
From the web:
The MFJ-1118 Deluxe High Current DC Distribution Bus is a versatile power supply distribution unit designed for ham and amateur radio enthusiasts. With its switchable outlets, users have the ability to power multiple devices without constantly plugging and unplugging them. The MFJ brand is known for quality and reliability, making this distribution bus a solid choice for any radio communication setup. Its universal compatibility ensures flexibility in powering a variety of equipment.
Kindly assure that this will suffice for your application - there are no returns.; Listing #1734013 - Submitted on 06/24/25 by Callsign KI6IBH - IP: 181.sub-174-238-2.myvzw.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Astron RS-35m Power Supply: Astron RS-35m Power Supply
Perfectly working in nice condition non smoking home.
$125 pick up only; Listing #1732413 - Submitted on 06/09/25 by Callsign N2MDX, Modified on 06/24/25 - IP: pool-71-172-108-59.nwrknj.fios.verizon.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
MFJ 4245 MV Power Supply For Sale: MFJ 4245 MV, 45 amp Power Supply For Sale:
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The MFJ 4245 MV supplies plenty of current
to take care of all of your ham needs.
Large 3 in. dual meters are brightly illuminated
to make it easy to monitor load voltage and
current. An internal fan cools the power supply.
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Features include:
* 45 amps surge, 40 amps continuous at 13.8 V DC
* Less than 35mV peak-to-peak ripple
* 2 pair of rear quick connectors
* Load regulation is better than 1.5 percent
* Over voltage protection
* Over current protection
* Automatic shutdown on fault load
* Internal cooling fan with "fan on" LED
* Switching AC input voltage 110 V AC at 47-62 Hz
or 220 V AC at 47-63 Hz
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Even though it is a switching type supply, it
is quiet. I can not find any noise.
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This one works 100% like it should.
Cosmetically, it looks very close to new.
No scratches or defects.
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Buy this nice unit, with manual, for $150
plus shipping from Florida.
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Thanks. 73,
Ken Simpson, W8EK
Voice Phone (352) 732-8400
.; Listing #1733947 - Submitted on 06/24/25 by Callsign W8EK - IP: fl-67-76-85-5.sta.embarqhsd.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
MFJ 4035MV, 35 amp Power Supply FS: MFJ 4035MV, 35 amp Power Supply For Sale:
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MFJ 4035MV power supplies are excellent for
powering your rig and accessories. Weighing
in at a massive 19.2 lbs., the transformers
in these power supplies make them super heavy
duty! They deliver 35 amps maximum and 30 amps
continuous without even flexing their muscles.
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They are highly regulated and ripple voltage
is less than 30 mV. There is no RF hash! They
are fully protected with over-voltage, fold
back short circuit, and over-temperature
protection.
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You get front panel adjustable voltage from 1
to 14 Vdc. Front panel meters let you monitor
voltage and current. Whisper-quiet fan speed
increases as load current increases, keeping
components cool.
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This one works 100%, and looks like new.
No scratches or defects.
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Buy it with manual for $125 plus shipping
from Florida, or pick up near Ocala.
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Thanks. 73,
Ken Simpson, W8EK
Voice Phone (352) 732-8400
.; Listing #1733946 - Submitted on 06/24/25 by Callsign W8EK - IP: fl-67-76-85-5.sta.embarqhsd.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Wall Wart Power Supplies / Chargers FS: Wall Wart" Power Supplies / Chargers For Sale:
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All of these are "regular" wall warts - not the new noisy
switching type. Use one of these, and you will not need
to put up with all of the interference.
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Kenwood Charger for TH-225 HT; $10
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Yaesu NC-9 B Charger
13 V DC at 45 ma, 2.5 mm plug; $12
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There are many uses for the 12 volt DC variety.
These all have 2.1 mm coaxial connectors with
center positive.
12 V DC at 1200 ma $19
12 V DC at 1000 ma $17
12 V DC at 780 ma $15
12 V DC at 750 ma $15
12 V DC at 600 ma $14
12 V DC at 400 ma $12
12 V DC at 200 ma $10
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12 Volt AC at 1 amp - Note it is AC, not DC. $15
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9 V DC at 50 ma $8
9 V DC at 400 ma $12
9 V DC at 500 ma $13
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Prices do not include shipping from Florida.
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Thanks. 73,
Ken Simpson, W8EK
Voice Phone (352) 732-8400
.; Listing #1733945 - Submitted on 06/24/25 by Callsign W8EK - IP: fl-67-76-85-5.sta.embarqhsd.net; Click to Contact -- Send this Ad to a Friend