Re: HP200CD oscillator
You need to bear in mind that power resistors of the ceramic wirewound, or metal film, variety are heaters. They are designed to get very hot at their *rated* power. 200C is typical. Most wirewound
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Chuck Harris
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#120064
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Re: HP200CD oscillator
Thanks Morris, yes I will transfer it over to 240V. My second 200CD serial Prefix 333 arrived today, that is already 240V so I can double check my wiring. I tried it on the dimb bulb and it seemed ok
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Richard Merifield
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#120063
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Re: Placing Shelf on Casters for HP Equipment-cooling
Dear Dave, Out from behind the rack rather than from the woodwork. The 8642A Signal Generator has holes in the top and bottom covers- I have allowed 1U above and below for air intake- is this
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alwyn.seeds1
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#120062
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Re: HP ET8866 True RMS meter - any info on this?
The back of the display: Numbers on the circuit board: The RMS module, with a clue as to when this might have been built: The back panel with transformer and high voltage resistor: The? transformer,
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Jim Allyn - N7JA
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#120061
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Re: HP ET8866 True RMS meter - any info on this?
OK, I've got some pictures for you: The front panel: The probe: Right side: Left side: The circuit board:
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Jim Allyn - N7JA
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#120060
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Re: Placing Shelf on Casters for HP Equipment
I use a straight line layout, with two rows of benches. so I can just turn around to work on the other set of benches. I currently have seven workbenches, in several different outbuildings. My other
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Michael A. Terrell
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#120059
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Re: Placing Shelf on Casters for HP Equipment
That large detached garage was why I bought this house. I installed a 100A breaker box in it, and installed switches by each door to divide the 10' by 20' bays in half, so you can light any 10' by 10'
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Michael A. Terrell
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#120058
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Re: Placing Shelf on Casters for HP Equipment
I was just trying to point out that racks aren't always obvious at first glance. Back in the late '80s I worked a few doors from a Diebold office. They frequently tossed entire, obsolete racks of
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Michael A. Terrell
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#120057
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HP83595A/B (HP 8350) ROM firmware required
Hello! Any one has an 83595 plugin (HP 8350) with firmware rev.7 ? I need the U1 U2 ROM contents to make it work with 8510B. At this moment I only found the rev. 4 on KO4BB, and seems only the rev.7
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Yue
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#120056
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Re: HP 83592B hangs 8350B sweeper
Guss you have an A6 from 83595. I would replace U1 U2 ROMs with 'correct' firmware to convert it in to a 26.5G 83595 instead replace those precision resistors.
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Yue
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#120055
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Re: Placing Shelf on Casters for HP Equipment
Hi Mat We seem to have gone backwords did you receive my privet Email with the picture of the side rails Theas being a lot cheaper than slides even if you have the correct both halves of a slide
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Paul Bicknell
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#120054
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Re: Placing Shelf on Casters for HP Equipment
On 11/8/21 8:24 PM, Matt Huszagh wrote: > I'm still trying to understand how heavy pieces of equipment are > supposed to be supported within a 19" rack. Here's what I understand so > far. There seem
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Dave McGuire
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#120053
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My brother is helping a friend sell off his tektronics, hp, heathkit test and measurement collection
My brother is helping and old friend sell off his test equipment collection. He has Tek, HP and Heathkit stuff and more.? My brother's email is codaman33@..., contact him for pictures in info.
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Scott Adams
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#120052
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Re: Placing Shelf on Casters for HP Equipment
I'm still trying to understand how heavy pieces of equipment are supposed to be supported within a 19" rack. Here's what I understand so far. There seem to be basically three options, the first two
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Matt Huszagh
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#120051
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Re: Placing Shelf on Casters for HP Equipment
One other thing that I should mention here is side panels. One big difference between most test equipment and most server-class computer equipment is where the actual air intakes are. On most (most!)
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Dave McGuire
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#120050
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Re: Placing Shelf on Casters for HP Equipment
I'm envious, Michael!? I'm lucky if I have 50 square feet.? More if I move the car out of the garage, though.? Few hundred sq ft max.? ?JimSent from my Verizon, Samsung Galaxy smartphone
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Jim Ford
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#120049
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Re: Placing Shelf on Casters for HP Equipment
"Dave McGuire" <mcguire@...> writes: No problem with that! And pictures would be amazing. If it's not too much trouble, would you mind sending me a link to the Navepoint rack rails you get?
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Matt Huszagh
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#120048
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Re: Placing Shelf on Casters for HP Equipment
OK Dave Regarding the air vents on top I stand corrected and was thinking of Audio equipment and power supplies Regarding 100% rack capacity OK for a rack with 1 KW consumption but a rack with 2 Kw
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Paul Bicknell
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#120047
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Re: Placing Shelf on Casters for HP Equipment
The castor raceway circumference and the ball bearing size, on the swivel) determine the carrying capacity of the swivel section, given the wheel can support that capacity. If one is using traditional
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Roy Thistle
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#120046
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Re: Placing Shelf on Casters for HP Equipment
Correct - my type (or possibly brain fart) Quoting Paul Bicknell <admin@...>:
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Bruce
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#120045
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