EIMACAmateur Service Newsletters, Care and Feeding bulletins, etc.

Care and Feeding of Power Tetrodes Care and Feeding of Power Grid Tubes
1
  • Use of triode-connected tetrodes as grounded-grid amplifiers
  • Grounded screen operation of tetrode amplifiers
  • The 3-400Z and 3-1000Z for amateur service
  • The KW-2: an economy grounded-grid linear amplifier
2
  • Putting the 3-400Z tube to work
  • The grounded grid linear amplifier
  • Grid current measurement in G-G amplifiers
  • Transmitting tubes -- how to use and abuse them
3
4
  • The Pi-L plate circuit in kilowatt amplifiers
  • A 2-kilowatt PEP linear amplifier for single sideband service
  • Compact AB1 Kilowatt
  • A compact 500-watt transmitter for 50 MC
  • The 4CX350B radial beam tetrode
  • Intermodulation distortion in linear amplifiers (incomplete)
5
  • Modern Circuit Design for VHF Transmitters: 2KW PEP on 144 MC Part I
  • Modern Circuit Design for VHF Transmitters: 2KW PEP on 144 MC Part II
  • External anode tetrode tubes
  • 500 Watt amplifier for 144 MC uses EIMAC 4CX250B
6
  • A 2 Kilowatt 3-400Z Linear for 6 Meters
  • Modern Circuit Design for VHF Transmitters: 2KW PEP on 144 MC Part II (duplicate?)
  • 1 KW Amplifier for 432 MC using 2 x 4CPX250K in a Cavity Tank
  • The "Stanley Steamer": A 2 KW PEP Linear Amplifier with Vapor-Phase Cooling
7
  • PI- and PI-L Networks for Linear Amplifier Service
  • Forced-air Cooling of Transmitting Tubes
  • The Cathode-driven Linear Amplifier
8
  • Semi- and Super-cathode-driven Amplifiers
  • The 3-500Z in Amateur Service
  • Inductively-tuned HF Tank Circuit
  • Intermittent Voice Operation of Power Tubes
9
  • Modifying the Heath SB-200 Amplifier for the new 8873 Zero-bias Triode
  • Two-Kilowatt Linear Amplifier for Six Meters
  • Rating Tubes for Linear Amplifier Service
10
  • VHF/UHF Effects in Gridded Tubes
  • Custom Design and Construction Techniques for Linear Amplifiers using the 8877
  • Design Data for a Two-Kilowatt VHF Linear
11
  • A 144-MHz Amplifier using the 8874
  • High-performance Grounded-grid 220-MHz Kilowatt Linear
  • Design Considerations for Linear Amplifiers
12
  • Linear Amplifier Design
  • Design Considerations for Linear Amplifiers (duplicate?)