- Trusted Seller Tektronix 191- Manufacturer: Tektronix
- Model: 191
 Hybrid circuit with both valves and transistors. The ‘constant amplitude’ just means that there's no provision for amplitude modulating the signal. In fact, these signal generators can be used as sco... Cary, NC
- Tektronix 191- Manufacturer: Tektronix
- Model: 191
 - Tektronix 191 Details Tektronix 191 TEKTRONIX 191 Constant Amplitude Signal Generator R.F. signal generator (350kHz-100MHz). Hybrid circuit with both valves and transistors. The ‘constant amplitude just means th... Lake Mary, FL
 - Tektronix 191- Manufacturer: Tektronix
- Model: 191
 - Hybrid circuit with both valves and transistors. The ‘constant amplitude’ just means that there's no provision for amplitude modulating the signal. In fact, these signal generators can be used as scope calibrator... Webster, MA
 - Tektronix 191 Test Generator- Manufacturer: Tektronix
- Model: 191
 - Good condition Tektronix 191 Test Generators. Located in USA and other countries. Click request price for more information. USA

