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ZEROFIVE Amateur Ham Radio Vertical Antennas
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Displaying ads 151 to 160 of 210 ads matching your search for: filter
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KA9FOX Wishlist on Amazon.com

 AMPHF - Heathkit SB-220  
Very nice SB-220. loaded with the following Harbach kits cleanly installed. I think every kit they sold acually.
SK-220 soft Key interface. protects your modern transmitters TX relay
BKR-220 New manufactured direct replacement circuit breakers
FB-220 New heavy duty filter bank, these are the nice big mallory units
SS-221 Soft start relay, dampens the load on filter caps and filaments
FM-220 Hi output fan and motor kit.
RM-220 Rectifier and metering board. Far superior than original board layout and part list.
Also the measures parasitic suppressor kit is installed.
Eimac tubes putting out close to legal limit output and all bands have good input SWR on the tuned input. This amp has been VERY well cared for and all kits are VERY cleanly installed. Faceplate is blemish free and case paint is in very good condition as well.
A solid amp that's been updated, will make its new owner a very dependable piece of gear.
$1300 pickup in Western KY preferred
Text also preffered


Listing #1743717 - Submitted on 09/20/25 by Callsign KI4THX - IP: syn-065-186-012-237.res.spectrum.com
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 RADIOHF - Elecraft K3/100 Transceiver # 4995  
Elecraft K3/100 High Perf 160-6m Transceiver KPA3 2.7 # 4995 100 Watts
$1449 delivered - check, Zelle, PP FF ok.
SER # 4995
100 Watts
TUNER
2.7 SSB filter
KIO3
KXV3
Very nice radio
Latest firmware installed. 5.67
Works as it should.
Good condition.
Power cord
Used it today on CW and SSB.
If you are looking for a great radio without lots of options that you won't use,this may be for you.
And if you want a K3 with more options,I have many to choose from.
Please see pictures for more details.
Local pickup is also fine.
I can be reached through email if you have questions about this unit.
Larry K6RO


Listing #1743661 - Submitted on 09/19/25 by Callsign K6RO - IP: syn-067-253-101-060.res.spectrum.com
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 RADIOHF - FS: Yaesu FT-990AC Transceiver  
Excellent condition FT-990AC transceiver with MH-1 hand mic, original manual, and AC power cord. Rig has built-in AC supply, auto antenna tuner, and includes the 500 Hz CW filter and an upgraded AM filter. Has MARS mod so 60M is available. No cosmetic or electronic issues. $600 (or best offer). Local pickup only in Tucson, AZ area. Absolutely no shipping due to weight. Local pickup or meet within 60 miles, cash deal only.

Listing #1738858 - Submitted on 08/07/25 by Callsign W7YAZ, Modified on 09/18/25 - IP: ip72-201-192-160.ph.ph.cox.net
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 RADIOHF - Yaesu FT-DX10  
Yaesu FT-DX10-$1150, plus shipping. This transceiver is in flawless condition. The package includes all accessories, the original box, and manuals. It is 2 years old and used sparingly as a backup radio.
Hybrid SDR Configuration:
The new FTDX10 utilizes Yaesus Renowned Hybrid SDR configuration just like the FTDX101 Series.
The Narrow band SDR receiver emphasizes excellent receiver performance, while the Direct Sampling SDR provides a Digital Processing Real-Time Spectrum Scope.
Main Features:
Narrow Band SDR with 3 types of Roofing Filters
Phenomenal Multi-signal receiving Characteristics
The receiver uses a Down Conversion Configuration with the first IF at 9MHz affording the receiver the ability to incorporate excellent narrow bandwidth crystal roofing filters that have the desired sharp “cliff edge” shape factor.
250MHz High Resolution Direct Digital Synthesizer affords Quiet and Clear Reception
3DSS (3-Dimensional Spectrum Stream) on the 5-inch Full-Color TFT Display with Touch-


Listing #1743262 - Submitted on 09/15/25 by Callsign N2JF - IP: syn-047-007-177-023.res.spectrum.com
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 RADIOHF - SALE: KW TS-440SAT needs work +PS&SPKR
Kenwood TS-440SAT w/manual and problems, SP-430, PS-50 w/manual, TS-440 Service Manual (original/colored schematics)
$225 package
TS-440S-AT (S/N 20800732 with tuner) with box: Power good, no PLL issues seen. Includes YK-88C 500Hz CW and YK-88SN 1.8 kHz SSB filters.
Problems: Encoder (freq dial) not working (had locked, now moves but does not update frequency), selectivity selector knob broke (parts included), Antenna Tuner sluggish, meter light might be out. ** including manual with calibration jumper and SERVICE MANUAL and other notes
SP-430: Matching speaker (also matches other Kenwoods). Sounds good. Box for SP-930 optional (foam and size is different than the SP-430 box).
PS-50: Matching power supply (also matches other Kenwoods). 20A, works fine, w/manual.
Pictures: https://www.w6ze.org/FOR-SALE/KI6X_Sale.html
FREE pickup/local delivery - Orange, CA (zip 92865)


Listing #1743247 - Submitted on 09/15/25 by Callsign KI6X - IP: syn-104-035-083-104.res.spectrum.com
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 RADIOHF - FOR SALE: Kenwood TS-850S-AT
Kenwood TS-850S-AT $400
TS-850S-AT (S/N 80500022): Has had capacitors replaced, battery backup changed. Full power. Nice radio, TS-850s have a nice receiver.
Filters: InRad #103 400Hz CW (8830kHz IF), InRad #104 400Hz CW (455kHz IF), InRad #94 1.8kHz SSB (8830kHz IF), stock KW SSB filters. InRad are top of the line filters.
Manual (w/schematics) + Service Manual (copy without colored schematics)
Pictures: https://www.w6ze.org/FOR-SALE/KI6X_Sale.html
FREE pickup/local delivery - Orange, CA (zip 92865)


Listing #1743245 - Submitted on 09/15/25 by Callsign KI6X - IP: syn-104-035-083-104.res.spectrum.com
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 RADIOHF - Elecraft K3/100 Transceiver # 5582 - +++  
SER # 5582
$1459 delivered - check, Zelle, PP FF ok.
100 Watts
TUNER
2.7 SSB filter
KIO3
KXV3A
TCXO
Gold Pins on Front Panel !
Very nice radio
Latest firmware installed. 5.67
Works as it should.
Good condition.
Power cord
Manual
Used it today on CW and SSB.
If you are looking for a great radio without lots of options that you won't use,this may be for you.
And if you want a K3 with more options,I have many to choose from.
Please see pictures for more details.
Local pickup is also fine.
I can be reached through email if you have questions about this unit.
Larry K6RO


Listing #1743221 - Submitted on 09/15/25 by Callsign K6RO - IP: syn-067-253-101-060.res.spectrum.com
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 RADIOHF - Elecraft K3/10 Transceiver # 961 10 watt  
Elecraft K3/10 High Perf 160-6m Transceiver 2.7 # 961 10 Watt
SER # 961
$695 delivered - check, Zelle, PP FF ok.
100 Watts
2.7 SSB filter
KIO3
As you can see in the rear picture,it is missing the blank rear panel.
It works just fine without it.
You can buy one from Elecraft,find a used one.leave it as it is,or just put any piece of metal back there.
Latest firmware installed. 5.67
Works as it should.
Good condition.
Power cord
Used it today on CW and SSB.
If you are looking for a great radio without lots of options that you won't use,this may be for you.
And if you want a K3 with more options,I have many to choose from.
Please see pictures for more details.
Local pickup is also fine.
Shipping from 04015
I can be reached through email if you have questions about this unit.
Larry K6RO


Listing #1739922 - Submitted on 08/16/25 by Callsign K6RO, Modified on 09/15/25 - IP: syn-067-253-101-060.res.spectrum.com
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 RADIOHF - Elecraft K3/100 Transceiver # 2889 Nice  
Elecraft K3/100 High Perf 160-6m Transceiver KPA3 2.7 # 2889 100 Watt
$1167 Delivered - check, Zelle, PP FF ok
SER # 2889
100 Watts
2.7 SSB filter
KIO3
KXV3A
TCXO !!
Very nice radio
Latest firmware installed. 5.67
Works as it should.
Good condition.
Power cord
Used it today on CW and SSB.
If you are looking for a great radio without lots of options that you won't use,this may be for you.
And if you want a K3 with more options,I have many to choose from.
Please see pictures for more details.
Local pickup is also fine.
Shipping from 04015
I can be reached through email if you have questions about this unit.
Larry K6RO


Listing #1736121 - Submitted on 07/14/25 by Callsign K6RO, Modified on 09/15/25 - IP: syn-067-253-101-060.res.spectrum.com
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 RADIOHF - Elecraft K3 KRX3 Sub Receiver  
ELECRAFT K3 K3S KRX3 SUBRECEIVER - OPTION -
$359 delivered check , Zelle, or PP FF ok.
$309 with a k3 or P3 purchase.
Or trade for something I can use ??
Removed from a working radio - see list of what you get :
SUBRECEIVER
DSP BOARD
MIXER BOARD
NOISE BLANKER BOARD
KNB3 SUBIN BOARD
KNB3 SUBOUT BOARD
4 TMP CABLES
HARDWARE
KSYN3 - Original version SYN board.
Please see pictures of everything included.
This is a stock picture,as I had 2 of these.
I think everything in this option kit is unavailable at this time from Elecraft,and may never be made again .
Will fit your K3 or K3S rig. If installing in a K3s, or a K3 with a newer SYN board,you will need to get a newer KSYN3A board.
I usually have these in a separate listing.
I think these were around $800 when available.
You will need to obtain filters if you need them,but they are easy.
I have them listed in a separate listing.
Happy to help you if you are not 100% sure how to do this !
Larry k6ro


Listing #1734490 - Submitted on 06/29/25 by Callsign K6RO, Modified on 09/14/25 - IP: syn-067-253-101-060.res.spectrum.com
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