Jeff Weinberg, W8CQ

Your World-Wide Source For Amateur Radio Amplifier Parts & Upgrade Kits

Your World-Wide Source For Amateur Radio Amplifier Parts & Upgrade Kits

Welcome to the

Harbach Electronics, LLC Website

TR4CRelay img_1197233141_14979_1225634373_mod_123_131[1] img_1197233141_14901_1197233143_mod_197_129[1] img_1197233141_14993_1319321035_mod_170_128[1]

ANNOUNCEMENTS

***RY-220 SB-220/SB-221 T/R Relay Back in Stock***

01 January 2021:  The RY-220 SB-220/SB-221 T/R relay is back in stock and available for ordering.  73 Jeff  W8CQ

***FB-220, FB-922, CP-210, CP-206 & CP-204 on Back-Order Until Mid-February***

01 January 2021:  Harbach The capacitors for the FB-220, FB-922, CP-210, CP-206 and CP-204 are on back-order until mid-February 2021.  My shipment should be here around 18 February 2021.  You can place orders for these items but they will be held until the shipment of capacitors arrives.

***NEW PRODUCT – ES4117-XC Power Supply Rebuild Kit for the Swan 117-X & 117-XC Power Supply***

25 February 2017:  Harbach Electronics is proud to announce the new ES4117-XC Power Supply rebuild kit from Electronic Specialties!  This all-in-one board installs in the power supply in the original mounting location.  It features all new resistors, diodes and capacitors on a newly-designed double-sided PC board.  The PC board is pre-assembled and tested, and features selectable HV (900VDC or 600VDC), new safety AC line bypass capacitors and wire ferrules for protection of the original wiring.  The ES4117-XC is now in stock and available for ordering.  Details are available under the “Swan Equipment” category.

***W8ZR QSK Kit No Longer Available with GIGAVAC® GH-1 Relays***

11 January 2017:  Harbach Electronics has been informed by GIGAVAC® that they have ended their long-time Ham Purchase Program.  Therefore, I can no longer purchase them at discounted prices for the W8ZR QSK kit.  Therefore, the QSK kit is only available as a set of PC boards or as a partial kit with all components EXCEPT the vacuum relays.

***NEW PRODUCT – PM-HP24 Power Supply Rebuild Kit for the Heathkit HP-24 Power Supply***

05 November 2016:  Harbach Electronics is proud to announce the new PM-HP24 Power Supply rebuild kit!  The kit features a redesigned rectifier and filter capacitor PC board that mounts on the top of the chassis, new modern 220μF 450VDC electrolytic capacitors, 1000 PIV 3A diodes and new 100KΩ 3W bleeder resistors, upgraded HV wire and new hookup wire.  The new PC board mounts in the space where the original  filter capacitors were mounted using new hardware supplied in the kit!. The PM-HP24 is now in stock and available for ordering.  Details are available under the “Miscellaneous & Other Parts” category.

PM-HP24

***NEW PRODUCT – ES4117-C Power Supply Rebuild Kit for the Swan 117-C Power Supply***

01 May 2016:  Harbach Electronics is proud to announce the new ES4117-C Power Supply rebuild kit from Electronic Specialties!  This all-in-one board installs over the bottom of the transformer like the original, but has all new resistors, diodes and capacitors on a single PC board.  The PCB is pre-assembled and tested and includes a new 3-wire line cord and new safety AC line bypass capacitors.  The ES4117-C is now in stock and available for ordering.  Details are available under the “Swan Equipment” category.

ES117-C

***NEW PRODUCT – PM-MKII Power Supply Kit for the Swan Electronics Mark II***

07 November 2015:  Harbach Electronics is proud to announce the new PM-MKII power supply rebuild kit for the Swan Electronics Mark II linear amplifier!  The kit features redesigned rectifier and filter capacitor PC boards, new modern 330μF 450VDC electrolytic capacitors, 1000 PIV 3A diodes, new 100KΩ 3W bleeder resistors, upgraded surge resistor and a new glitch protection resistor string.  Both PC boards mount in the original locations using new hardware supplied in the kit; no modifications to the chassis are required!  The PM-MKII is now in stock and available for ordering.  Details are available under the “Swan Equipment” category.

MK2PS2 015

***NEW PRODUCT – ES4L4-B Soft-Start/Soft-Key/Bias Board from Electronic Specialties***

16 June 2015:  Harbach Electronics is proud to announce the new ES4L4-B Soft-Start/Soft-Key/Bias board from Electronic Specialties!  This all-in-one board provides a soft-start, soft-key and user adjustable biasing for the Drake L-4B amplifier.  The unit mounts on the underside of the RF deck using existing holes in the chassis; no extra holes or modifications to the chassis are required!  The board is assembled and comes with all necessary mounting hardware, miscellaneous parts and wiring.  The ES4L4-B is now in stock and available for ordering.  Details are available under the “Drake Equipment” category.