Helium Leak Detector
100v - 380v / 2.2 kw / 50/60 Hz

(EQP) UL500
Leybold helium leak detector from the Peter Chenousky Estate. Excellent condition!!

• Input: 100v - 380v, 2.2 kw, 50 / 60 Hz
• Dimensions: 24-1/2" x 30" x 37"H.
• Weight: 450 lbs

Direct Digital Synthesizer

(EQP) LIT-12259
Litton Laser Systems 12259 direct digital synthesizer. A Meret Optical ADS-432-430 programmable direct digital synthesizer feeds a 10 dB amplifier to a Mini-Circuits ZFDC-10-1 directional coupler to produce 1 - 400 MHz output at +13 dBM.

Includes Acopian power supplies in a rack-mount cabinet. Operates on 120 vac. "BNC" outputs. Programming input via 50 pin Centronics female on rear panel. Includes synthesizer instructions.

1675 / 1665 LVS
Modulator Driver

(EQP) LIT-1675/1665
Litton Laser Systems 1675 / 1665 LVS modulator driver. Consists of Vectron CO-254F16 40 MHz crystal oscillator, followed by a CA2842H 1-1/2 watt amplifier driving a IFI M1675 / 1665 driver. Driver consists of four BLY93C 25 watt transistors in parallel.

"BNC" connectors. Operates on 120 vac.

Digital Averager

(EQP) LIT-DIGAVG
Litton Laser Systems digital averager. Runs on internal or external clock. Selectable threshold and block size. Operates on 120 vac. DB-25 & "BNC" I/O connectors. Dimensions: 19" x 18-1/2" x 5-1/2".