The New England Wireless and Steam Museum has a large collection of test equipment spanning from the late 1800s through the 1950s.
- All-Test Instrument Resistance
- Amrad Variometer 2752
- Amrad Wavemeter Type D
- Artmann & Baun A. G. Frankfurt A/M.
- Audibility Meter Type 164B
- Audibility Meter Type CR836
- Audion Control Box SE-1071
- Calibration Headset, Frequency Meter BC-221-AU, BC-221-AK
- Dial Decade Testing Set, E-3105
- Eaton Oscillator Type – Triode C
- General Electric Giant Rheostat
- General Radio Type 247 C Variable Air Condenser
- Hoyt A. C. Volts 0-150 Meter, the 348 Type 531
- Hoyt Model 100 Tube Tester
- International Telegraph Construction Co. Variable Condenser
- Jefferson Tube Rejuvenator
- Jefferson Tube Tester2
- Jewell Radio Test Set Pattern 95 #1
- Jewell Radio Test Set Pattern 95#2
- Jewell Radio Set Analyzer Pattern 199
- John Firth & Co. Electric Plate-Condenser
- Kolster Decremeter, Bureau of Standards, Type C
- Kolster Decremeter, Type D
- National Company Inc. Oscilloscope Type CPN
- National Electrical Supply Wavemeter Type SCR 61
- National Electric Supply Co. Wavemeter Type SCR98
- Pocket Ammeter
- Precision Condenser
- Radio Frequency Ammeter Type CT1477
- Roller-Smith Co. Ohmeter Type Com
- Tuning Capacitor
- U.S. Navy Portable Wave Meter
- Universal Sterling Tube Tester R-408
- Veifa-Werke-Frankfurt A/M Rontgenzwecke
- Weston AC Voltmeter
- Weston Direct Current Voltmeter
- Weston Meter Model 301
- Weston Model 537 No. 1648 Radio Set Tester
- Weston Model 590 Oscillator
- Weston Tester
- Weston Voltmeter, Model 301 (Radio Tester), V.J.M Co.
- Wireless Sets No. 19 Variable Variometer