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- 1:1 current balun
- 1989 LX Coupe II
- 1989 Mustang LX Coupe
- 1989 Mustang Instrument Cluster
- 4:1 balun design and operation
- 5/8th wave mobile antenna vs 1/4 wave
- 572B Arcing in 572 failures arc sb 200 dentron heathkit yaesu 2100 oscillation problems
- 572B tube preconditioning
- 8005 Rig
- 811A tube 572B tube history
- 88 foot dipole antenna and other short limited space dipole antennas
- 8877 3cx1500A7 arcing short failure
- ADSL Filter
- Agreeing Measurements
- AL80 Ameritron History
- AL80B Ameritron
- AL80B install
- AL811 field update
- AL811 Input Switch Alignment
- AL811 Reliability Mods
- AL811 series install TOF and TOF with Grid Protect
- AL811H airflow measurements
- AL811H Amplifier Myths, Changes, and Information
- AL811H and 811 tuning supplement
- ALC Exciter Power Overshoot
- Allied Knight T-150
- Alternator Operation
- AM Linear Amplifiers
- Ameritron AL80B AL811H AL572 Amplifier Trouble Shooting
- Ameritron ALC adjustment
- Ameritron TR T/R Relay Module
- Amplifier power supply design
- Amplifiers and Vacuum Tubes Tuning Loading and Arcing
- Amplitude Modulation
- An Intutitive Explainaion of CW Bandwidth
- Antenna Grounds
- Antenna Tuner Baluns
- Antennas for Receiving and Transmitting
- Antennas Radios Amplifiers Baluns and Receiving Systems for HF
- Arc protection AL572
- Arcing and component failures related to antenna systems
- Arcing parasitic oscillation amplifier stability
- Audio Mod Ranger Valiant
- BA Station
- Balun and Transformer Core Selection
- Baluns and verticals
- Baluns on Tennadyne and other LPDA Log Perodic Antennas
- Bandswitch Failures
- Battery Wiring
- Bellhousing transmission alignment
- Beverage Antenna Construction
- Bias of power amplifiers
- Blocking Capacitor
- Building and calibrating a low capacitance RF current meter
- Cables and Wiring
- Capacitor Arcing
- Capture Area Ae effective aperture
- Cathode grid fuse resistors
- Causes of CW keyclicks
- CB Amplifiers Converted to Ham
- Choke Input Capacitor Input Power Supply
- Choosing Rear End Gear
- Clipperton
- Coaxial feedlines, currents in feedlines and shielded wires
- Coaxial Cable Leakage
- Collins 30L1
- Collins Radio Cedar Rapids
- Common mode current
- Common-Mode Noise
- Comparison of Beverage antenna,magnetic loop antenna,and phased vertical receiving antennas
- Compression power gain
- Computer A9L
- Consumer Equipment RFI
- Counterpoise Systems
- crimping fender lips
- Crossfire Phasing
- Ctrengineeringinc.com
- Cubical Quad Antenna
- curtain antenna sterba bruce array Lazy H
- CW Bandwidth Analysis
- D104 to low impedance
- Delta loop
- Dentron
- Derale Fan Water Pump Controller
- Design of Ham Vacuum Tube Transmitters
- Detuning Towers
- Dielectric Grease vs Conductive Grease
- Distributor Stabbing and Operation
- Diversity reception and transmission, stereo diversity receiver, and antenna polarization
- Drake ICOM Yaesu receiver dynamic range measurement
- EBS-1 repair
- Echelon-Log Beverages
- EF Johnson Viking Ranger
- EF johnson matchbox L network T network
- EH antennas and CFA antenna
- Electrical system
- electrical noise EMI
- Electronic automatic dynamic RF Bias
- End-fed Vertical and J-pole
- End-fed 1/2 wave parallel resonant feed system end feed
- End-fed vertical j-pole and horizontal zepp
- Equipment Safety
- ESSB HiFi SSB transmitter bandwidth splatter
- Fault Protection
- FCC 97.307 Rules govening transmitter bandwidth
- FCC ground proof
- Filament Voltage life
- Filters
- Filters and Stubs
- FL2100 Yaesu Oscillation
- Folded Counterpoise Systems
- Folded Dipole
- Ford EEC IV
- FT1000MP Key click correction
- FT1000MP MKV CW Keyclicks and Receiver Improvement
- Fuel system
- Fusing and Floating Grids
- G5RV Antenna
- Gettering Tubes AL572B AL80B
- Globe Scout 65 and 680 Modifications
- Globe Scout 65A Globe Scout 65 modifications and restoration
- Globe Scout, Heathkit DX-60, Viking Valiant, Viking Ranger, HQ-180, HQ-120
- Globe Scout, Heathkit DX-60, Viking Valiant, Viking Ranger, HQ-180, HQ-120
- goniometer adcock antenna
- Gotham Vertical Antennas
- Grid Driven Tetrodes
- Grid resonance
- Ground Systems
- Ground Loops
- Ground Plane Verticals
- Ground resistance measurements
- Grounded Grid Amplifiers
- Grounding Negative System
- Ham Station Desk Radio Equipment Ground
- Hammarlund HQ-180
- Heathkit DX-60 DX-100 Apache Mohawk Warrior HG-10 HO-10
- Heising Modulation in WRL world radio labratories constant current Globe Scout transmitter
- HF RF Noise mobile Powerstroke Diesel Ford
- HF pre-amplifier receiving DX high performance low-noise
- History of 160 Meters including W1BB Stew Perry letters
- Holley HP Engine Control
- Horizontal Loop Loading Methods
- Horsepower Torque Acceleration
- House ground layouts
- How Antenna Patterns are Formed
- How to Check Wide Splattering Signals
- IC751A measurements
- Ignition Systems
- Improving the FT1000 Receiver close spaced signal performance
- Inductor operation
- Inductor Spice Model
- Inductor Current Time Delay
- Inductors
- Intercooler Design
- Johnson Valiant Audio Modifications
- Johnson TR Switch
- Johnson VFO chirp frequency jump
- K9AY Flag Pennant Ewe Terminated Loops
- Lamar County Georgia Animal Control Codes
- Lifting Rohn 45G 25G tower
- Lightning
- Lightning strikes
- Link coupling
- Long wire antenna random wire
- Loop text
- Magic T combiners splitters and how they work
- Metering amplifier or transmitter
- MFJ 259 antenna analyzer calibration, problems, and service warnings
- MFJ-1025/1026
- Mixing Wide and Narrow Modes
- Mobile antennas, short verticals, loading coil loss,and loading coil current
- Mobile Antenna Current Measurements at W8JI
- Mobile Antenna FS Comparisons
- Mobile Radio Wiring and Grounding
- Modification for FT1000 and FT1000D Keyclicks
- multi band super mini loop antenna
- Mustang throttle position sensor
- NDB and Fish Net Beacons
- Neutralizing AL811H
- Neutralizing Amplifier
- New Page 1
- New Page 1
- NI8G Tom O’Conner
- Noise Sources
- NVIS N.V.I.S antenna
- Occupied BW of CW
- Old Picture
- Omega and Gama Matching
- Oscillations at HF or the desired operating frequency
- Parts
- PCV System
- Pecipitation Static or P-static
- Phasing Systems
- Power Glide Ford Mustang Swap
- Power line noise
- Power line voltage
- Power Supplies
- Power transformer stress
- Preamp HF 160 meter DX receiving summary
- QST The Care and Feeding of a 3-500ZG filament
- radiation and fields
- Radiator Fan Intercooler System
- Radio Receiver Noise Local and Skywave
- Real Train Stuff
- Receiving_basics
- Recording of DX and other signals on 160 meters
- Reflections
- Relay amplifier buffer
- Relay Contact Cleaning Burnishing
- Relay Interface System for HF Amplifiers
- Relay Timing System for HF Amplifers
- Repairing F250 Gauges
- repairing heathkit meter
- RF in shack with vertical and longwire antennas
- RF modulation detector
- RF Plate Choke
- RF Relay Contact Rating
- Rhombic Antennas, V-beam, and Inverted V
- RM HLA-150 test
- RM-11305
- Rohn 65G project
- Rotating Mass, Available Horsepower, and Acceleration
- Rotating Tower W8JI
- Rotation Polarization Fades
- Roy’s Measurements
- RPM Limiters Fuel vs Ignition
- RRAA_post
- Safe Battery Installation Guidelines
- Sample Page
- SB221
- SC Rambler Hurst and Mustangs
- Screen Supplies
- Screw in guy anchors, guy lines
- Second floor grounding
- Selectivity Hallicrafters National Hammarlund
- Sensor Wiring
- Setting Shaft Rocker Geometry
- Short Verticals
- Shortwave Broadcast Amplifier
- Skindepth, Litz wire, Braided conductors, and resistance
- Sleeve baluns
- Slim Jim Antenna
- Slinky and Loaded Beverages
- Small Magnetic Receiving Loops
- Small Vertical Arrays
- Small antennas and radiation resistance
- Small Block Ford Heads
- Small Phased Loops
- Snap on core material data
- Solder power tap to train track
- Soldering track joints
- Sorted by IM3
- Splicing Antenna Wire
- stacking antenna and broadside collinear gain increase
- Station Ground
- Steel wool balun Iron Bolt Balun
- Sterba Curtain fo All Bands
- Supercharger
- SW BC amp
- Switch Installation
- T-R Relays
- Table of Contents
- Tank Circuit
- Ten biggest amplifier mistakes
- Test Equipment and Meters
- Test, measure balun, and compare antenna baluns or balums
- Testing battery and charging system
- testing close wide spaced selectivity R4C Yaesu Icom Kenwood Drake
- Testing for and Locating Shack Noise
- Testing for Stability
- Testing Slow Cranking Speed Prob
- This is for emergency communications nets
- Tire spin and MPH myth
- TKO 600 transmission shifting problem
- TL922 Amplfier TL-922 Kenwood Modifications
- Torque Converter
- Track Resistance
- Train Layout Wiring and Controls
- Train Real and Models
- Transmission Line Operation
- Transmission Line 75 ohm CATV to 50 ohm non-synchronous Matching Transformers
- Transmitters, Amplifiers, and Linears
- Transmitting Antennas W8JI
- Transmitting Baluns
- trap antennas coaxial trap coax dipole antenna loss resistance
- Tube Characteristics
- Tuned input circuit
- Tuning Aid TOF1
- Tuning loading RF amplifiers tune PA tank adjustments
- Tunnel portal
- Turbo install
- Turnout problems
- TX Rx Switching
- TX_four_square
- Untitled 1
- Untitled 1
- Untitled 1
- Unwanted Antenna Coupling
- Using a receiver to test clicks, splatter, and bandwidth of CW and SSB signals
- Vacuum power tubes, using old valves, and vacuum tube failures
- Vacuum Tube Amps
- Valiant power supply modulation audio keying distortion
- VHF Stability
- VSWR Reactive Power
- W8JI
- W8JI Contest Station
- W8JI Hamshack
- W8JI Receiving Antenna Systems
- W8JKC Clyde
- Web Site Coming Soon!
- What creates CW key clicks?
- What does parasitic suppressor do?
- What Radio or Rig Do I Need
- Winding style of toroid chokes and baluns
- Windom off center fed
- xtal