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 RADIOHF - Elecraft Fred Cady K3S P3 Manual 
- ELECRAFT K3S P3 FRED CADY KE7X operation manual -
$48 delivered - check, Zelle, PP FF ok.
This is a must have manual if you own one of these pieces.
These are getting very hard to find.
I will be listing Elecraft radios,P3's and options all weekend.
Please see pictures for more details.
Local pickup is also fine.
I can be reached through email if you have questions about this manual.
Larry K6RO
- Listing #1753009 - Submitted on 12/17/25 by Callsign K6RO, Modified on 01/27/26, Web Site: http://www.K6RO.com - IP: 209-76-69-149.orohosp.com
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- RADIOHF - Elecraft K3 K3S KDVR Digital Voice Keyer
- ELECRAFT K3 and K3S - DVR - Digital Voice Recorder ! A must for SSB
$208.99 delivered - check, Zelle, PP FF ok.
If you want to add this hard to get option to your K3 or K3S,this could be for you.
Pretty simple to install.
Pulled from a working K3.
I will be listing Elecraft option boards and 8 K3 radios very soon !
Please see pictures of everything included.
I can be reached through email if you have questions about this unit.
Larry K6RO
- Listing #1755172 - Submitted on 01/08/26 by Callsign K6RO, Modified on 01/27/26 - IP: 47-180-169-141.9a834fde716d4a049fed66bd0a61c39a.ip.frontiernet.net
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- RADIOHF - Elecraft K3S/100 Transceiver # 10482 WOW
- Elecraft K3S/100 High Perf 160-6m Transceiver 2 Meter # 10482 100 Watt LOADED
$3995 delivered - check, Zelle, PP FF ok.
This beautiful K3S is probably as loaded as I have ever had.
KPA3 100 watts
KAT3A Tuner
7 Filters
2.8 x 2
1.8 x 2
400 hz cw x 2
13K FM
K144XV 2 Meter Module
K144XV Ref Lock !
KBPF3A
KRX3A Sub Receiver
KSYN3A SYN Board x 2
KIO3B USB/Soundcard
KXV3B Preamp I/O
Gold pins :)
feels like a new radio !
Happy to remove the 2 meter ,and reduce the price by $300
Almost $5000 in Radio and options if I split up.
Looks.works,like a new k3s !
This is one Nice radio !
Here we go :)
Comes with manual,power cord.
Larry k6ro
- Listing #1751508 - Submitted on 12/02/25 by Callsign K6RO, Modified on 01/27/26, Web Site: http://www.K6RO.com - IP: 207.212.108.150
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- RADIOHF - Elecraft K3 K3S 400 HZ CW Filter !!
- ELECRAFT K3 and K3S 400HZ CW and DATA Filter - KFL3A-400 - LIKE NEW
This is the most popular filter that I sell.
$79.79 delivered - check, Zelle, PP FF ok.
If you want to add a CW filter to your K3 or K3S,this could be for you.
Pretty simple to install.
These were $169.99 on the Elecraft site before they discontinued them.
Buy it here for less :)
Please see pictures of everything included.
If you need other K3 radios or options,I probably have what you need.
I can be reached through email if you have questions about this unit.
Larry K6RO
- Listing #1755335 - Submitted on 01/10/26 by Callsign K6RO, Modified on 01/27/26, Web Site: http://www.K6RO.com - IP: 209-76-69-149.orohosp.com
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- RADIOHF - Elecraft K3/100 Transceiver # 6131 -
- Elecraft K3/100 High Perf 160-6m Transceiver KPA3 2.8 # 6131 100 Watts
$1475 Delivered - check, Zelle, PP FF ok.
SER # 6131
100 Watts
TUNER
2.8 upgraded SSB filter
KIO3
Gold Pins
CNC HD VFO Knobs !! $150 option !
Lots of updated on a 6xxx serial # radio
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 #1755825 - Submitted on 01/14/26 by Callsign K6RO, Modified on 01/27/26, Web Site: http://www.K6RO.com - IP: 206.171.78.79
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- RADIOHF - Elecraft P3 Panadapter # 4893 Loaded !
- Elecraft P3 Panadapter - LOADED # 4893 VGA SVGA TRANSMIT MONITOR 2KW Nice
$1029 delivered - check, Zelle, PP FF ok.
Comes with manuals, 2KW Coupler and cables, or a k3.
This is a very nice P3 .
I have a matching K3 in another listing.
I use one of these every day,and this one is not needed in my shack.
These have been discontinued at Elecraft.
This can also be used with a non Elecraft radio,and you may need to make up special cables.
I also have another P3 without VGA that is in another listing.
Please see pictures for more details.
Local pickup is also fine.
I can be reached through email if you have questions about this unit. $1045 there.
Larry K6RO
- Listing #1755349 - Submitted on 01/10/26 by Callsign K6RO, Modified on 01/27/26, Web Site: http://www.K6RO.com - IP: 209-76-69-149.orohosp.com
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- RADIOHF - Elecraft K3S/100 Transceiver # 11610
- Elecraft K3S/100 High Perf 160-6m Transceiver # 11610 100 Watt -
$2379 Delivered - check, Zelle, PP FF ok.
KPA3 100 watts
2.7 SSB filter
400 HZ CW Filter
KSYN3A SYN Board
KIO3B USB/Soundcard
KXV3B Preamp I/O
TCXO Crystal
Gold pins :)
feels like a new radio !
Here we go :)
Comes with manual,power cord.
Larry k6ro
- Listing #1754720 - Submitted on 01/04/26 by Callsign K6RO, Modified on 01/27/26, Web Site: http://www.K6RO.com - IP: 209-76-69-149.orohosp.com
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- RADIOHF - Ham Radio Control box ? Help ?
- Ham Radio mystery box ? Someone knows what this is ?
$33 delivered - check, Zelle, PP FF ok.
This switchbox came with a huge load of Ham Radio gear.
You can see what owner was trying to control by his labels.
Maybe the inside board is a CW keyer ?
Please see Ebay or QRZ for inside pic.
Any help is appreciated,
Larry k6ro
- Listing #1753289 - Submitted on 12/20/25 by Callsign K6RO, Modified on 01/27/26, Web Site: http://www.K6RO.com - IP: 209-76-69-149.orohosp.com
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 AMPHF - looking for Palstar. LA-1 Mint
- Looking for Palstar LA1 Amplifier in mint condition, full output, no scratches or scuffs. Prefer original double boxes. Please send pic as there have been several models of these and the logo position has changed. Also send first 4 digits of serial number please. Thanks.
- Listing #1757062 - Submitted on 01/27/26 by Callsign KK8ZZ - IP: ec2-3-142-173-106.us-east-2.compute.amazonaws.com
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- AMPHF - Wanted; Amplifier inrush current
- Looking for 240 volt inrush current limiter for a HF Amplifier.Thanks, Al, W4TUK
- Listing #1757061 - Submitted on 01/27/26 by Callsign W4TUK - IP: syn-070-127-100-242.res.spectrum.com
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