Sage instruments 930A T1 / DS1 communications test set

What is for sale: Sage instruments 930A T1 / DS1 communications test set

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Sage Instruments 930A Communications Test Set!
This is a nice test instrument for use with Switching Networks. It is tested for power-up and it responds to buttons, etc. Some of the pixels in the display are dim, but the display is readable. Here is the list of options installed in this instrument:
OPTION 7 SUPERVISION THRESHOLDS
Here is some information from the datasheet:
The Sage Instruments 930A Communications Test Set is a combination test instrument designed to meet all of the applications associated with testing Network Switching and DS1 Facilities.
* E&M Signaling Types I through V
* Level and Frequency (20 Hz to 5 kHz)
* C-MSG, C-Notch, 3 kHz Flat Noise
* 2- and 4- Wire Return Loss
* DP, MF & DTMF Sender with Talk Battery
* Impedances 150, 600, 900 & 1200