K3 (non-S version) Manuals
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Note: Some of these manuals make reference to products or parts that are no longer available (at Elecraft). Visit our Retired Products page to view the list.
| Title | Manual | Revision | Download Size |
| K3 Owner's Manual | K3 Owner's Operation Manual, High Res. | Rev D10 (8/24/2011) | 12.4 Mb |
| K3 Owner's Manual Errata | K3 Owner's Operation Manual Errata | Rev D10-8 (3/31/2015) | 61 Kb |
| K3 Assembly Manual | K3 Assembly Manual | Rev M (9/03/2014) | 5 Mb |
| K3 Assembly Manual Errata | K3 Assembly Manual Errata | Rev M-4 (5/01/2015) | 120 Kb |
| K3 Schematics | K3 Schematic Package | (June, 2010) | 7.8 Mb |
| K3 Programmer's Reference | K3S, K3, KX3 & KX2 Programmer's Reference | Rev G5 (02/20/2019) | 573Kb |
| K3 Front Panel Control Locations (.txt) | K3 Front Panel Control Location, text file for blind ops. | (2/4/2009) | |
| K3 Crystal Filter Manual | K3 Crystal Filter Installation Manual (Now part of Rev B Owner's Manual) | Rev A (10/15/2007) | |
| KSYN3A Article * | Exploring the World Below 530 Kcs With a K3 by Fred Jensen, K6DGW | ||
| KSYN3A Manual | KSYN3A Synthesizer Installation Instructions | Rev A6 (4/21/2016) | 2.0 Mb |
| KSYN3A FAQ* | KSYN3A FAQ (Frequently Asked Questions) | Rev C2 (2/13/2015) | 433Kb |
| KPAIO3MDKT Instructions | KPAIO3MDKT Installation Instructions | Rev B (8/10/2016) | 1.07 Mb |
| KREF3 Instructions |
KREF3 Output Level Modification Instructions |
Revision A (9/15/15) | |
| KPA3 Manual | KPA3 100W Amplifier Option Installation Instructions | Rev G (07/25/2011) | 2.9 Mb |
| KPA3A Manual Errata | KPA3A Amplifier Module Kit Assembly Manual Errata (Bracket Install) | Rev. C-1 9/18/2018 | 266Kb |
| KPA3CONMDKT MOD Kit Manual | K3 KPA3 Power Connector Replacement Instructions | Rev B (06/30/2017) | 2.2 Mb |
| KAT3 Manual | KAT3 100W Autotuner Installation Instructions | Rev C (06/24/2008) | 2 Mb |
| KBPF3 Manual | KBPF3 General Coverage RX Option Manual | Rev D (6/24/2008) | 2.5 Mb |
| KBPF3MDKT Instructions | KBPF3 Modification Kit Instructions | Rev A2 (6/29/2015) | 2.4 Mb |
| KXV3 Manual | KXV3 Interface Option Installation Instructions | Rev C (06/24/2008) | |
| KXV3A Manual | KXV3A Interface Option Installation Instructions | Rev B (12/28/2011) | 1.8 Mb |
| ProSet-K2/K3 | Heil Boom Headset with Mic Assembly and Operating Instructions Manual - Now includes instructions for the K3S/K3 radios | Rev C (5/30/2009) | 179Kb |
| K3EXREF Manual | K3EXREF Frequency Lock Option Installation and Operation | Rev B (8/23/16) | 1.5Mb |
| K3EXREF Manual Errata | K3EXREF Frequency Lock Option Installation and Operation Errata | Rev. B1-1 (10/14/23) | 195 Kb |
| KXV3B Manual | KXV3B Transverter Interface Installation Manual | Rev C3 (9/22/2016) | 1.4Mb |
| KDVR3 Manual | KDVR3 Digital Voice Recorder Option Installation Instructions | Rev C (2/16/2012) | 1.7Mb |
| KRX3A Manual | KRX3A High-Performance Sub Receiver Installation and Operation Manual | Rev H2 (4/6/2017) | 5.2Mb |
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