Re: [time-nuts] Efratom LPRO101 in a Tek TM500 plug-in housing?

2009-11-08 Thread J. Forster
Early TM500 mainframes (TM503) did not have a high power compartment. This might be the reason for Ball's design choice. -John === > I have a PTB-100 that was made by Ball/Efratom. This is in a two wide > TM-500 plugin. It is mounted in the far left slots in a TM-506 frame. > > If it wer

Re: [time-nuts] Efratom LPRO101 in a Tek TM500 plug-in housing?

2009-11-08 Thread Glenn Little WB4UIV
I have a PTB-100 that was made by Ball/Efratom. This is in a two wide TM-500 plugin. It is mounted in the far left slots in a TM-506 frame. If it were me, I would mount it in the far right slots and pick up power from the high power slot. This slot is also directly in front of the fan in the T

[time-nuts] Efratom LPRO101 in a Tek TM500 plug-in housing?

2009-11-08 Thread Mark Sims
Yes, I have built one. I mounted the LPRO on an "L" shaped piece of aluminum .065 sheet the width of the LPRO. The large end of the "L" is bolted to the LPRO baseplate and TM500 prototyping module circuit board with threaded standoffs (jack screws) The small end of the "L" is bolted to the

[time-nuts] Efratom LPRO101 in a Tek TM500 plug-in housing?

2009-11-07 Thread d . seiter
Has anyone built a LPRO-101 into one of these plugin housings? I'm toying with the idea, but don't want to reinvent the wheel. My biggest concern is getting rid of the heat. -Dave ___ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to