Electron Tube - 001 GENERAL INFO - How Electron Tubes Are Used (By Larry E. Gugle K4RFE).jpg
Electron Tube - 002 GENERAL INFO - Early History (By Larry E. Gugle K4RFE).jpg
Electron Tube - 003 GENERAL INFO - Electron Emission (By Larry E. Gugle K4RFE).jpg
Electron Tube - 004 GENERAL INFO - Photoelectric Emission (By Larry E. Gugle K4RFE).jpg
Electron Tube - 005 GENERAL INFO - Secondary Emission (By Larry E. Gugle K4RFE).jpg
Electron Tube - 006 GENERAL INFO - Cold-Cathode Emission (By Larry E. Gugle K4RFE).jpg
Electron Tube - 007 GENERAL INFO - Thermionic Emission (By Larry E. Gugle K4RFE).jpg
Electron Tube - 008 GENERAL INFO - The Directly Heated Cathode (By Larry E. Gugle K4RFE).jpg
Electron Tube - 009 GENERAL INFO - The Indirectly Heated Cathode (By Larry E. Gugle K4RFE).jpg
Electron Tube - 010 GENERAL INFO - Heater Ratings (By Larry E. Gugle K4RFE).jpg
Electron Tube - 011A GENERAL INFO - Heater Connections (By Larry E. Gugle K4RFE).jpg
Electron Tube - 011B GENERAL INFO - Heater Connections (By Larry E. Gugle K4RFE).jpg
Electron Tube - 012 GENERAL INFO - Produing A Space Charge (By Larry E. Gugle K4RFE).jpg
Electron Tube - 013 DIODE - 001 Diodes (By Larry E. Gugle K4RFE).jpg
Electron Tube - 014 DIODE - 002 Stopping Conduction (By Larry E. Gugle K4RFE).jpg
Electron Tube - 015 DIODE - 003 Controlling Conduction (By Larry E. Gugle K4RFE).jpg
Electron Tube - 016 DIODE - 004A Ep - Ip Curves (By Larry E. Gugle K4RFE).jpg
Electron Tube - 017 DIODE - 004B Ep - Ip Curves (By Larry E. Gugle K4RFE).jpg
Electron Tube - 018 DIODE - 005 Ground (By Larry E. Gugle K4RFE).jpg
Electron Tube - 019 DIODE - 006A Plate Resistance (By Larry E. Gugle K4RFE).jpg
Electron Tube - 020 DIODE - 006B Plate Resistance (By Larry E. Gugle K4RFE).jpg
Electron Tube - 021 DIODE - 006C Plate Resistance (By Larry E. Gugle K4RFE).jpg
Electron Tube - 022 DIODE - 007 Adding A Load (By Larry E. Gugle K4RFE).jpg
Electron Tube - 023 DIODE - 008 Ep - Ip Curve With A Load (By Larry E. Gugle K4RFE).jpg
Electron Tube - 024 DIODE - 009 The Diode As A Rectifier (By Larry E. Gugle K4RFE).jpg
Electron Tube - 025 DIODE - 010 Power Rectifiers (By Larry E. Gugle K4RFE).jpg
Electron Tube - 026 DIODE - 011 Detector Rectifiers (By Larry E. Gugle K4RFE).jpg
Electron Tube - 027 TRIODE - 001 The Need For More Control (By Larry E. Gugle K4RFE).jpg
Electron Tube - 028 TRIODE - 002 Triodes (By Larry E. Gugle K4RFE).jpg
Electron Tube - 029 TRIODE - 003A Bias Voltages (By Larry E. Gugle K4RFE).jpg
Electron Tube - 030 TRIODE - 003B Bias Voltages (By Larry E. Gugle K4RFE).jpg
Electron Tube - 031 TRIODE - 004 The Effect Of Zero Bias (By Larry E. Gugle K4RFE).jpg
Electron Tube - 032 TRIODE - 005 The Effect Of Negative Bias (By Larry E. Gugle K4RFE).jpg
Electron Tube - 033 TRIODE - 006 The Effect Of Positive Bias (By Larry E. Gugle K4RFE).jpg
Electron Tube - 034 TRIODE - 007 Adding A Load Resistor (By Larry E. Gugle K4RFE).jpg
Electron Tube - 035 TRIODE - 008 Plate Circuit Voltages (By Larry E. Gugle K4RFE).jpg
Electron Tube - 036 TRIODE - 009 Effect of DC Plate Current (By Larry E. Gugle K4RFE).jpg
Electron Tube - 037 TRIODE - 010A Effect Of Varying Plate Current (By Larry E. Gugle K4RFE).jpg
Electron Tube - 038 TRIODE - 010B Effect Of Varying Plate Current (By Larry E. Gugle K4RFE).jpg
Electron Tube - 039 TRIODE - 011 Applying a DC Signal Voltage (By Larry E. Gugle K4RFE).jpg
Electron Tube - 040 TRIODE - 012 Applying an AC Signal Voltage (By Larry E. Gugle K4RFE).jpg
Electron Tube - 041 TRIODE - 013 Waveforms (By Larry E. Gugle K4RFE).jpg
Electron Tube - 042 TRIODE - 014 The Output Voltage (By Larry E. Gugle K4RFE).jpg
Electron Tube - 043 TRIODE - 015 Gain (By Larry E. Gugle K4RFE).jpg
Electron Tube - 044 TRIODE - 016 Establishing Operating Conditions (By Larry E. Gugle K4RFE).jpg
Electron Tube - 045 TRIODE - 017 Load Resistance (By Larry E. Gugle K4RFE).jpg
Electron Tube - 046 TRIODE - 018 B-Plus (B+) Voltage (By Larry E. Gugle K4RFE).jpg
Electron Tube - 047 TRIODE - 019 Bias Voltage (By Larry E. Gugle K4RFE).jpg
Electron Tube - 048 TRIODE - 020 Class-A Operation (By Larry E. Gugle K4RFE).jpg
Electron Tube - 049 TRIODE - 021 Class-B Operation (By Larry E. Gugle K4RFE).jpg
Electron Tube - 050 TRIODE - 022 Class-AB Operation (By Larry E. Gugle K4RFE).jpg
Electron Tube - 051 TRIODE - 023 Class-C Operation (By Larry E. Gugle K4RFE).jpg
Electron Tube - 052 TRIODE - 024 Triode Characteristic Curves (By Larry E. Gugle K4RFE).jpg
Electron Tube - 053 TRIODE - 025A The Grid Family (By Larry E. Gugle K4RFE).jpg
Electron Tube - 054 TRIODE - 025B The Grid Family (By Larry E. Gugle K4RFE).jpg
Electron Tube - 055 TRIODE - 026 The Plate Family (By Larry E. Gugle K4RFE).jpg
Electron Tube - 056 TRIODE - 027 Tube Constants (By Larry E. Gugle K4RFE).jpg
Electron Tube - 057 TRIODE - 028 The Amplification Factor (By Larry E. Gugle K4RFE).jpg
Electron Tube - 058 TRIODE - 029 The Amplification Factor From The Plate Family (By Larry E. Gugle K4RFE).jpg
Electron Tube - 059 TRIODE - 030 Plate Resistance (By Larry E. Gugle K4RFE).jpg
Electron Tube - 060 TRIODE - 031 AC Plate Resistance From The Plate Family (By Larry E. Gugle K4RFE).jpg
Electron Tube - 061 TRIODE - 032 Transconductance (By Larry E. Gugle K4RFE).jpg
Electron Tube - 062 TRIODE - 033 Transconductance From The Plate Family (By Larry E. Gugle K4RFE).jpg
Electron Tube - 063 TRIODE - 034 Relationship Between Tube Constants (By Larry E. Gugle K4RFE).jpg
Electron Tube - 064 TRIODE - 035 The Load Line (By Larry E. Gugle K4RFE).jpg
Electron Tube - 065 TRIODE - 036 Using The Load Line (By Larry E. Gugle K4RFE).jpg
Electron Tube - 066 TRIODE - 037 Methods Of Bias (By Larry E. Gugle K4RFE).jpg
Electron Tube - 067 TRIODE - 038 Fixed Bias (By Larry E. Gugle K4RFE).jpg
Electron Tube - 068 TRIODE - 039A Cathode Bias (By Larry E. Gugle K4RFE).jpg
Electron Tube - 069 TRIODE - 039B Cathode Bias (By Larry E. Gugle K4RFE).jpg
Electron Tube - 070 TRIODE - 040A Grid-Leak Bias (By Larry E. Gugle K4RFE).jpg
Electron Tube - 071 TRIODE - 040B Grid-Leak Bias (By Larry E. Gugle K4RFE).jpg
Electron Tube - 072 TRIODE - 041 Contact Bias (By Larry E. Gugle K4RFE).jpg
Electron Tube - 073 TRIODE - 042 Combination Bias (By Larry E. Gugle K4RFE).jpg
Electron Tube - 074 TRIODE - 043 Coupling (By Larry E. Gugle K4RFE).jpg
Electron Tube - 075 TRIODE - 044 Direct Coupling (By Larry E. Gugle K4RFE).jpg
Electron Tube - 076 TRIODE - 045 Resistance-Capacitance (RC) Coupling (By Larry E. Gugle K4RFE).jpg
Electron Tube - 077 TRIODE - 046 Inductance-Capacitance (LC) Impedance Coupling (By Larry E. Gugle K4RFE).jpg
Electron Tube - 078 TRIODE - 047 Transformer Coupling (By Larry E. Gugle K4RFE).jpg
Electron Tube - 079 TRIODE - 048 Tuned Coupling (By Larry E. Gugle K4RFE).jpg
Electron Tube - 080 TRIODE - 049A Impedance Matching (By Larry E. Gugle K4RFE).jpg
Electron Tube - 081 TRIODE - 049B Impedance Matching (By Larry E. Gugle K4RFE).jpg
Electron Tube - 082 TRIODE - 049C Impedance Matching (By Larry E. Gugle K4RFE).jpg
Electron Tube - 083 TRIODE - 050 Decoupling (By Larry E. Gugle K4RFE).jpg
Electron Tube - 084 TRIODE - 051A Frequency Response (By Larry E. Gugle K4RFE).jpg
Electron Tube - 085 TRIODE - 051B Frequency Response (By Larry E. Gugle K4RFE).jpg
Electron Tube - 086 TRIODE - 052 Signal Phases (By Larry E. Gugle K4RFE).jpg
Electron Tube - 087 TRIODE - 053 Grounded-Grid (GG) Configuration (By Larry E. Gugle K4RFE).jpg
Electron Tube - 088 TRIODE - 054A Grounded-Plate (GP) Configuration (By Larry E. Gugle K4RFE).jpg
Electron Tube - 089 TRIODE - 054B Grounded-Plate (GP) Configuration (By Larry E. Gugle K4RFE).jpg
Electron Tube - 090 TRIODE - 055 Interelectrode Capacitance (By Larry E. Gugle K4RFE).jpg
Electron Tube - 091 TETRODE - 001 Tetrodes (By Larry E. Gugle K4RFE).jpg
Electron Tube - 092 TETRODE - 002 Operation Of The Screen Grid (By Larry E. Gugle K4RFE).jpg
Electron Tube - 093 TETRODE - 003A Characteristics (By Larry E. Gugle K4RFE).jpg
Electron Tube - 094 TETRODE - 003B Characteristics (By Larry E. Gugle K4RFE).jpg
Electron Tube - 095 PENTODE - 001 Pentodes (By Larry E. Gugle K4RFE).jpg
Electron Tube - 096 PENTODE - 002 The Suppressor Grid (By Larry E. Gugle K4RFE).jpg
Electron Tube - 097 PENTODE - 003 Static Characteristic Curves (By Larry E. Gugle K4RFE).jpg
Electron Tube - 098 PENTODE - 004 Tube Constants (By Larry E. Gugle K4RFE).jpg
Electron Tube - 099 PENTODE - 005A Dynamic Transfer Characteristic (By Larry E. Gugle K4RFE).jpg
Electron Tube - 100 PENTODE - 005B Dynamic Transfer Characteristic (By Larry E. Gugle K4RFE).jpg
Electron Tube - 101 PENTODE - 006 Beam Power Tubes (By Larry E. Gugle K4RFE).jpg
Electron Tube - 102 PENTODE - 007 Operation Of The Beam Power Tube (By Larry E. Gugle K4RFE).jpg
Electron Tube - 103 PENTODE - 008 Remote Cutoff Pentodes (By Larry E. Gugle K4RFE).jpg
Electron Tube - 104 PENTODE - 009A Construction Of A Remote Cutoff Pentode (By Larry E. Gugle K4RFE).jpg
Electron Tube - 105 PENTODE - 009B Construction Of A Remote Cutoff Pentode (By Larry E. Gugle K4RFE).jpg