CPR2 Photo Gallery

Pictures of an H6568MOD tube (March 2002)

Linear base, lemo cables for output. 20 tubes delivered, 10 sent to the US.

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Pictures of a Tsukuba setup used to test plug tubes, R5900-00-M16 (bare tubes)

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Pictures of plug tubes with base/connector (taken at FNAL on May 20, 2002)

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Pictures of an H8711A-10MOD tube : Pre-production tube (Dec 2002)

Tapered base, short pin outputs for anodes/DY12, a coax cable for HV.
Need a special interface PC board.

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Board/Connector mechanical prototype : Jan 22, 2003

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Interface PC board design

A tube with the production board : 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8

Pictures of a Production tube (May 2003)

Electrically, identical to the pre-production tube.
Tapered base, long pin outputs for anodes/DY12, a coax cable for HV.
No need for the special interface PC board. TSW connectors match the pins.

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Pictures of short signal cables (March 2004)

Flat cables, as opposed to twisted-pairs in the pre-prod version.
Also, a bit shorter. No dynode cable in this one.
Based on a design by MSU, this one.

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200 pieces shipped to ANL on March 4, 2004.

Installation pictures here.

Last modified: Sun Apr 16 17:54:00 JST 2006