Down East Microwave Product Manuals


Current Versions:

  • L50-28 50MHz Assembled Transverter manual, L50-28CK Complete kit manual (Rev B 2012- )

  • L70-28 70MHz Assembled Transverter manual, L70-28CK Complete kit manual (Rev B 2012- )

  • L144-28 144MHz Assembled Transverter manual, L144-28CK Complete kit manual (Rev B 2012- )

  • L144-28INT 144MHz Assembled Intermediate Transverter manual , L144-28INTCK Complete kit manual (2011- )

  • 2MLDPA Manual for the 144MHz Assembled Amplifier/LNA module designed for the Flex6700 (2016- ).

  • L222-28 222MHz Assembled Transverter manual, L222-28CK Complete kit manual (Rev B 2012- )

  • L432-28 432MHz Assembled Transverter manual, L432-28CK Complete kit manual (Rev B 2012- )


ERRATA PAGE FOR NEW L SERIES VHF AND UHF TRANSVERTER KITS.

  • EKTI Transverter Interface for Elecraft K2 Transceiver

  • TIK2 Universal Transverter Interface for Electcraft K2 Transceiver

  • 90X-28HP 900 MHz High Power Transverter Assembled

  • 90X-144HP 900 MHz High Power Transverter Assembled

  • 90X-144CK 900MHz Transverter Complete Kit Manual 800mW version Revision E

  • 1296-28 1.2GHZ Assembled Transverter Manual 28MHz IF 800mW version, 1296-28CK Complete kit manual Rev E

  • 1296-144 1.2GHz Assembled Transverter Manual, 144MHz IF 800mW version, 1296-144CK Complete kit manual Rev E

  • 2330PA 1.2GHz 30W Assembled Power Amplifier, 2330PACK Complete Kit Manual

  • 23120PA 1.2 GHz 120W Assembled Power Amplifier

  • 2304-144 2304 MHz Transverter

  • 2400-144RX 2.4GHz Receive Converter

  • 13ULNA 2304 MHz Low Noise Amplifier Assembled, 13ULNACK Low Noise Amplifier kit manual

  • 3456-144 3456 MHz Transverter Assembled using A32 synthesizer, 3456-144CKComplete kit manual

  • 9ULNACK 3456 MHz Low Noise Amplifier kit

  • 5760-144 5760 MHz Transverter Assembled using A32 synthesizer, 5760-144CK Transverter Complete kit manual using A32 synthesizer

  • 10368-144 10368MHz Transverter Assembled using A32 synthesizer

  • 3-3PA 10368 MHz 3W power amplifier Kit Manual

  • 3-2ULNACK 10368MHz Low Noise Amplifier kit, PC Board Layout

  • A32RFK- ApolLO32 Retrofit Kit. Instructions for Internal 10MHz source option ( OPT-I)

  • ApolLO-32 - Background, Theory of Operation and Test Instructions.

  • ApolLO-1 - Background, Theory of Operation and Test Instructions

  • A32 frequency selection list.

  • TIB Interfaces Xverters to Transceivers without Xverter port

  • AOS-28 or AOS-144 RF Sensed Solid State TR Switch

  • TCK revC Transverter Control IF Switch kit document (used after April 2009)

  • TRS 4 Step T/R Sequencer

  • RFPM 10 Step Bar Graph Current Driven Power Meter Kit.

  • ABPM All Band Power Meter - 10 KHz to 10 GHz low level power meter

  • RVD-1 Relay Voltage Doubler

Previous and discontinued Versions:

  • 50-28CK 6 Meter Transverter Complete Kit (Schematic, Bottom Layout, Top Layout ) (Large PCB version Up to 2006)

  • L70-28 70MHz Assembled Transverter manual, L70-28CK Complete kit manual (2011 only )

  • L144-28 144MHz Assembled Transverter manual, L144-28CK Complete kit manual (Rev A)

  • 144-28 2 Meter Transverter Assembled, 144-28CK Complete Kit manual (Up to Dec 2009)

  • 144-28FRS 2 Meter Transverter Assembled for SDR-1000

  • 144-28INT 2 Meter Transverter Assembled as Intermediary for Microwave Xverts (Up to Dec 2009)

  • 144-28DC Original 2 Meter Transverter as Intermediary for Microwave Xverts

  • L222-28 222MHz Assembled Transverter manual, L222-28CK Complete kit manual (Rev A)

  • 222-28 222 MHz Transverter Assembled RA30H2127M (Up to Dec 2009)

  • 222-28 222MHz transverter Assembled, 222-28CK Complet kit manual 194.000MHz crystal version with M67727( Up to 2004)

  • L432-28 432MHz Assembled Transverter manual, L432-28CK Complete kit manual (Rev A)

  • 432-28 432 MHz Transverter Assembled, 432-28CK Complete kit manual (RA30H4047 or SAU83L version)

  • 432 MHz Transverter Complete kit manual, 432-28CK Complete kit manual (M57745 version)

  • 90X-144CK 900MHz Transverter Complete Kit Manual Rev C Interdigital filters 10W version 1995-2002

  • 90X-144CK 900MHz Transverter Complete Kit Manual Rev D 10W version 2002-04/2008

  • 90X-28HP 900 MHz High Power Transverter Assembled Rev B

  • 90X-144HP 900 MHz High Power Transverter Assembled Rev B

  • 3335PA 900MHz 40W Amplifier

  • 1296-144CK 1296MHz transverter Complete Kit Manual Rev A Interdigital filters version 1995-2002

  • 1296-144CK 1296MHz transverter Complete Kit Manual Rev D 3W version 2002-2008

  • 2370PA 1296MHz 65W Amplifier

  • 1315PACK 13cm Power Amplifier Kit Manual Note: NO longer in production

  • 3456-144 3456 MHz Transverter Assembled using MICROLO.

  • 5760-144CK 5760 MHz Transverter Complete kit using MICROLO and Toshiba TMD-5872

  • 10368-144 10368 MHz Transverter Assembled

  • MICROLO Microwave Transverter LO

  • TRS-RevA Original T/R Sequencer using TIP32A's

  • TC revB Transverter Control IF Switch (used up to March 2009)

  • PIN and PINK Pin diode IF Switch(replaced by TC)

  • SHF902 33cm Transverter Original Rick Campbell KK7B design

  • SHF1240 23cm Transverter Original Rick Campbell KK7B design

  • SHFLO Original Rick Campbell KK7B design Local Oscillator

  • 1691 GOES to WEFAX downconverter

  • Original Design WB5LUA 2.3 -10 GHZ LNA's

  • Teletec Power Amplifier schematics