The James Millen Society
W1HRX

Millen Equipment Serial Numbers Registry - Send us your info.

View the Members Email Reflector Archives



 July 11, 1904
June 8, 1987

Listen to a vintage Millen station! (90801 transmitter and 90831 modulator)
Gary, WA4IAM, as recorded by Paul, WA3VJB

Biography and Reminiscing - Society Events - Society Articles

Equipment Pictures - Schematics and Mfg. Documents

Catalogs & Company Sales Material - Historical Articles

Biography and Reminiscing
VIEW Owners of the First 100 National HROs and other Jim Millen and National Stories
by Jim Hanlon, W8KGI
VIEW Designed for Application, The Story of James Millen, W1HRX
VIEW The Story of the James Millen Manufacturing Company, Inc.
VIEW A Brief History of the National Company, Inc.
VIEW National Based on a talk given by the late Ken Conrad in 1983
VIEW W1HRX - A Ham's Paradise
VIEW W1HRX Station in the late 30's
VIEW The James Millen Memorial Station
VIEW Some Information from Alan S. Douglas
VIEW Millen Memories 1949-1955 by Anthony Alegero
VIEW Working at Millen in the Late 50's by Hank Van Cleef
VIEW Co-Op Student Memories from 1964 by Edward Barile
VIEW Factory Pictures - Exchange Street 1950's
VIEW Merrill W. Bancroft's James Millen Display
VIEW

Millen After Millen

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Society Events
VIEW Millen's 100th Anniversary W1HRX Special Event Operation With On-The-Air Audio!
VIEW 2004 AWA Conference JMS Member Attendance and Activities With On-The-Air Video!
VIEW 2007 AWA Conference JMS Member Attendance and Activities.
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Society Membership Articles
VIEW Product Detector For the HRO Series Receiver by Robert Roehrig, K9EUI
VIEW Millen 48000 Series Coils by George Maier, W1LSB
VIEW Millen Station Setup Guide by Don Buska, N9OO
VIEW W0YVA's Millen Refurbishment Project Pictures
VIEW Mystery Millen Amplifier (Special Build) by Bob Sullivan, W0YVA
VIEW K0EOO's 500 Watt Millen Station by Dennis Petrich, K0EOO
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Equipment Pictures
70721 Hetrofil (Original P/N was 90721)
90801 50 Watt Exciter-Transmitter
90281 High Voltage Power Supply 90810 VHF Transmitter
90501 Secondary Frequency Standard 90811 VHF Amplifier
90515 Frequency Calibration Unit
90831 40W Modulator
90600 Series Frequency Meter 90881 High Frequency RF Amplifier
90651 Grid-Dip Meter 90902 2" Cathode Ray Oscilloscope
90651A Grid-Dip Meter 90903 3" Cathode Ray Oscilloscope
90652 Solid-State Dipper 90911 One Inch Oscilloscope
90661 Grid-Dip Meter 90921 Scope Amplifier - Sweep Unit
90662A Grid-Dip Meter 90923 Oscilloscope
90671 Standing Wave Ratio Bridge 90932 Monitor Oscilloscope
90672 Antenna Bridge 92101 Antenna Matching Preamplifier
90700 Variarm Electron-Coupled Oscillator 92105 Single Sideband Selector
90711 Variable Frequency Oscillator 92200 Transmatch
90751 Tone Modulator 92201 Transmatch Junior
90800 50 Watt Transmitter DFP-201 Receiver
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Schematics, Manuals and Mfg. Documents (PDF)
[Click on model number for schematic]

90281 High Voltage Power Supply; MANUAL 90831 40W Modulator; MANUAL
90501 Secondary Freq Standard; MANUAL
90881 Power Amplifier; MANUAL
90651 Grid Dip Meter; MANUAL 90902 2" CRT Oscilloscope; MANUAL
90651A Grid-Dip Meter 90903 3" CRT Oscilloscope (old); MANUAL
90652 Solid-State Dipper; MANUAL
90903 3" CRT Oscilloscope (new)
90662A Grid-Dip Dipper; MANUAL 90912 2" Instrumentation 'scope; MANUAL
90671 SWR Bridge; MANUAL 90915 Oscilloscope
90672 Antenna Bridge; MANUAL 90932 Monitor Oscilloscope; MANUAL
90700 Variarm E.C.O.; MANUAL 92101 Antenna Matching Preamplifier; MANUAL
90711 Variable Frequency Oscillator; MANUAL 92200 Transmatch; MANUAL
90721 Hetrofil; MANUAL 92201 Transmatch Junior
90751 Tone Modulator; MANUAL 90901 1" CRT Oscilloscope
90800 50 Watt Transmitter; MANUAL 46672 Balun ; MANUAL
90801 Exciter-Transmitter; MANUAL 1956 IF & BFO Transformer Data
90810 High Frequency Unit; MANUAL
90811 High Frequency Unit; MANUAL
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Catalogs & Company Sales Material
VIEW 1940-41 Millen General Catalog
VIEW 1944-45 Millen General Catalog
VIEW 1946-47 Millen Component Parts Catalog
VIEW 1946-47 Millen Electronic Laboratory Equipment Catalog
VIEW 1946 Millen Radio Equipment Catalog - Partial
VIEW 1947-48 Communications Receivers & Transmitters - Grayscale
VIEW 1947 Millen General Catalog - Grayscale Partial
VIEW 1947 Millen Radio Equipment Catalog - Partial
VIEW 1948-49 Millen Component Parts Catalog
VIEW 1948 Millen Condensed General Catalog
VIEW 1950 Price List
VIEW 1951 Millen Condensed General Catalog No 15
VIEW 1959 Millen Condensed General Catalog No 95
VIEW 1960 Price List
VIEW 1963 Millen Engineers' Guide To Capacitors
VIEW 1963 Millen Oscilloscopes and Accessories
VIEW 1963 Millen Sockets And Terminals
VIEW 1965 Millen Condensed General Catalog No 156
VIEW 1965 Millen Laboratory And Industrial Grid Dip Meter
VIEW 1965 New Products Specifications
VIEW 1966 Millen Amateur Radio Equipment
VIEW 1967 Millen 2-Page Handout
VIEW 1967 Millen Components Catalog
VIEW 1972 Millen General Catalog - Grayscale
VIEW 1975 Millen General Catalog
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Historical Articles
VIEW Utilizing an Old-Fashioned Flat-iron as an Anvil by James Millen, Jr.
(First article at Age 16 - Popular Science Monthly, Oct. 1916)
VIEW An A.C. Operated Receiver and Power Amplifier by James Millen
(Radio Broadcast, Nov. 1925)
VIEW How to Use Meters in Your Receiver by James Millen
(Radio Broadcast, Dec. 1925)
VIEW An Up-to-the Minute High Frequency Pack for use With
The Phone-Radio Reproducer by James Millen
(Popular Radio, Nov. 1927)
VIEW Is Voltage a Certain Indication of Merit?, by James Millen
(Radio News, Dec. 1927)
VIEW A Non-Radiating Short-Wave Tuner, by James Millen
(Radio Broadcast, Sept. 1928)
VIEW Successful DX Work Marks 'Radio Movie' Transmissions
(Radio News, Nov. 1928)
VIEW An Analysis of A.C. Operated Short-Wave Receiver Design by James Millen and Robert S. Kruse (The Manual of Short Wave Radio, 1930)
VIEW The New National Ultra Short Wave Converter by James Millen (Short Wave Craft, Oct. 1932)
VIEW Band Spreading by James Millen, M.E. (Short Wave Craft, Oct. 1932)
VIEW Practical Working Data - On 3/4 Meter Transmission , by James Millen (Radio News, Dec. 1932)
VIEW The National Co. Short-Wave Receivers, by James Millen M.E. (Radio World, Dec. 1932)
VIEW The New National Super-het, the "FB-7", by James Millen (Short Wave Craft, Apr. 1933)
VIEW Peak Efficiency Design of the Short Waves (1933)
VIEW Getting Acquainted with Short Waves - Regenerative Receiver Construction, by James Millen (Radio News, Apr. 1934)
VIEW Notes on Amateur Radio Transmitter Design (1938)
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