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Amateur Radio / Ham Radio
Manufacturers & Services

These EIA standard tube bases were derived from the 2003 ARRL Handbook. Built on the Visio grid system. Backward compatible through Visio 4. Only $10!

Tube Bases

This list includes both Ham operator and equipment supply websites. At some point after the list grows, I will break them into two separate pages - one for operators/clubs and another for equipment vendors.

NOTICE: Search engines nowadays penalize websites for having many hyperlinks on a web page, so I no longer keep a list of my favorites. Most search engines do a really good job of locating useful data if your search terms are well thought out, so rather than me supposing I know what you are looking for, I have provided this Search box for you to use. If you are interested in advertising, please visit my Advertising information page. Thank you.



Please click here to visit the LabyBug Technologies websiteLadyBug Technologies
Santa Rosa, CA
LadyBug Technologies LB480A Pulse Profiling PowerSensor+ Measuring a Complex SignalLadyBug Power Sensor & AttenuatorFounded in 2005, LadyBug Technologies manufactures the PowerSensor™ line of miniaturized USB RF & Microwave Power Sensors. LadyBug manufactures high accuracy Average, Pulse, and Pulse Profiling Sensors with GUI interfaces covering up to 26.5 GHz and 80 dB dynamic range. These Sensors set a, patented industry standard, No Zero / LadyBug LB480A Power Sensor - Small SizeNo Cal technology. There is no need to disconnect or wait for internal zeroing and calibration prior to making accurate low power measurements. Driver support is provided.
LadyBug -- Measure Faster, Spend Less,
No Zeroing -- Just Measure
   PDF Product Selector Guide
   LB480A 50 MHz - 8 GHz USB Pulse Profiling
          RF Power Sensor
   LB479A 10 MHz - 8 GHz USB Average, Peak
          and Pulse Power Sensor
   LB680A 50 MHz - 20 GHz USB Pulse Profiling
          RF Power Sensor
   LB589A 10 MHz - 26.5 GHz USB True RMS
          RF Power Sensor


Alliance Test Equipment websiteAlliance Test Equipment
Webster, MA

Alliance Test is a trusted source providing sales, rentals and leasing of refurbished electronic test and measurement equipment to the R&D, manufacturing and quality assurance industries. We carry a full range of used test equipment from manufacturers such as Agilent, Ando, Anritsu, Fluke, HP, Keithley, Lecroy, Rohde & Schwarz, and Tektronix.
Used Test Equipment Includes
 • Oscilloscopes • Network Analyzers
 • Logic Analyzers • Spectrum analyzers
 • Multimeters • Sweep Generators
 • Function Generators • Attenuators
 • Power Supplies • Probes
 • Calibration Kits • EMI RFI EMC
 • Comms Analyzers Impedance Analyzers

We want to be your Partners, helping you capture the maximum value from your idle Test Equipment. By Partnering with Alliance Test you can recover 30%-40% more on your idle test equipment rather than selling to a dealer.

Ask about our Matrix Consignment program.
Click to visit Coaxial DynamicsCoaxial Dynamics
Middleburg Heights, OH
Tel: 1-800-COAXIAL

Coaxial Dynamics has been a leading manufacturer of precision equipment for the measurement and termination of RF power for over 30 years. Our equipment is used by engineers and technicians in a wide variety of applications throughout the world. We have sales offices all over the world to serve your needs.
Our Products and Solutions Include
Digital Broadcast Equipment - Wattchman RF
   monitor, high power meters, plug-in elements
Directional Wattmeters - Average & peak
   power, Field strength meters
Line Sections & Elements - 7/8" to 6-1/8"
Plug-In Elements - 7/8" to 6-1/8"
Loads & Attenuators - Dry, liquid, air, and
   forced air cooled, coaxial
Signal Samplers - Tap-offs, x-Tractors
Meters - Portable & panel mount
Accessories - Quick-match, coupling kits
Low Pass Filters - 100W and 200 W
Power Sensors - Mainline, wideband
Custom OEM Products - Send us your specs
Online Price Quotes Available


Click to visit the American Radio Supply websiteAmerican Radio Supply
706-361-0825 / Georgia, USA

American Radio Supply is a highly respected supplier of quality radio parts. Today, we offer nearly 2,000 radio parts and accessories and we represent many well-known brands such as Comet, Diamond, and OPEK.

Our customers include ham radio operators, broadcast engineers, manufacturers, contractors, RF designers, the military, national labs, local, state, and federal government agencies.

Visit for new & refurbished RF test components.

• Antennas
• Audio
• Coax Adapters
• Coax Cable
• Coax Connectors
• Crimp Tools
• Dummy Loads
• Duplexers
• Microphones
• Microphone Plugs
• Power Supplies
• Speakers
• Surge Suppressors
• Switches
• Terminations
• Test Equipment
• Wattmeters
** We stand behind the parts we sell ** warrants that our products will be free from defects in materials & workmanship for a period of 90 days from date on invoice.
Low Flat Rate Shipping - USA & International
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RF Cascade Workbook
RF Cascade Workbook is a very extensive system cascaded component Excel workbook that includes the standard Gain, NF, IP2, IP3, Psat calculations, input & output VSWR, noise BW, min/max tolerance, DC power cauculations, graphing of all RF parameters, and has a graphical block diagram tool. An extensive User's Guide is also included. - Only $35.
RF system analysis including
frequency conversion & filters

RF & EE Symbols Word
RF Stencils for Visio

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