- Trusted Seller Tektronix PG 506- Manufacturer: Tektronix
- Model: PG506
 Tektronix PG506 Oscilloscope Calibration Generator. Installs in TM500 / TM5000 series mainframe sold separately. Cary, NC
 - Tektronix PG 506 Calibration Generator for TM500 Mainframe *Guaranteed*- Manufacturer: Tektronix
- Model: PG506
 - The Tektronix PG506 is a 1 MHz calibration generator plug-in for the TM500 system. This unit is fully operational and guaranteed. Very clean plug-in. This unit will be packaged with the utmost care. $432 USDRoyse City, TX

