Copper Talk » Open Forum » Archived Messages » 2002 » 08/01/2002 to 08/31/2002 » TEMP OF A RADIO ROOM « Previous Next »

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Karatebutcher
Posted on Wednesday, July 31, 2002 - 4:14 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

I have a curious question, useing a D 104 it is written the temperature range approx 30c to 45 c limited to crystal, so in my radio room, [where it has to be] gets pretty warm, 104, 101, 100 , I am not hen pecked, just easy to get along with, I remove the mike and use the stock mike, what about the radio in that temp, and then running it, will it harm the radio, I look forward to winter, I have lots of blankets.
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bruce
Posted on Wednesday, July 31, 2002 - 8:54 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

the crystal in most mikes and there are a range if them will die at high temp BUT in 40 years of HAMMING short of leaving it in a car with the sun on it i havnt lost one yet. ceramic ones are better for heat but dont sound as well i would say your d-104 will be fime but try to hold the humity down that might cause the thing to rust too.
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Taz
Posted on Wednesday, July 31, 2002 - 8:56 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

I try to keep mine cool. aroung 75-79F degrees in here
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Karatebutcher
Posted on Wednesday, July 31, 2002 - 10:39 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Winter is coming soon, my radio room is kind of away from the heating and air conditioner, kind of by itself, to say, had real good skip today 3 hours, can't believe it. thanks
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409
Posted on Thursday, August 01, 2002 - 3:55 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

The crystal in a D104 mic will freeze and crack if left out in temps.lower than 32 deg F. Had it happen to me a few years back. It will reduce the output of the crystal and thus , the mic. Never had any problems with heat, but the cold definitly will kill the quartz crystal. My shack was away from a heat source, so I just un-pluged the crystal element from the top of the mic and moved it inside.
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Taz
Posted on Thursday, August 01, 2002 - 6:44 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Well, computer data rooms are kept at 60-65 degrees I beleive.
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Kirk
Posted on Thursday, August 01, 2002 - 9:35 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

For what it's worth, I work in a TV Control On-Air Room [Master Control]. I have at least 20 video monitors running, 8- 1" Video Tape machines, 3 BetaCam video machines and 18 racks full of routers, patchbays, video-switching power supplies [brute force], transmitter control etc., etc. We keep the room cool with a BIG floor a/c, forcing air through a lift-tile floor, which feeds the racks. So it kinda cools by forced convection. We keep it at 75 deg constant. If we loose our air, it can get up to 100 degrees in here within 3 hours. Video monitors are usually first to go at about 85 degrees, they get really cranky. Everything else fails one by one after 90 degrees. They don't all fail, but they become un-usable. If you consider the heat in the room is 90 to 100, figure the inside of the actual unit itself is 30+ degrees hotter, easily. I know this doesn't really answer your question, but just trivial maybe?
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Insider
Posted on Thursday, August 01, 2002 - 5:28 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

You've said it Kirk. I work in a AM radio station where all the transmitting equipment is on site. Even in the dead of winter, the A/C is on keeping the Master Control room at about 65 degrees F.

I just moved all my radio gear up to the third floor ,ugh, and right now there's no air conditioning and the daytime temp is about 90 degrees F. Glad I don't talk until night time.
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Triplecguy
Posted on Friday, August 02, 2002 - 12:20 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

If you're worried that your radio is too warm, just set it in a bucket of ice water. That will cool it down. (:-)
DAN
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Hoosier Cardinal
Posted on Saturday, August 03, 2002 - 8:45 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Most all my equipment is in a bedroom at a 72 degree temp year round!! :-)
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Taz
Posted on Saturday, August 03, 2002 - 10:01 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

hehehahahahah bucket of icewater! cool