Copper Talk » Ask The Tech » Power Supplies » 150 to 200 amp power supply needed. « Previous Next »

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Mayor513
Member
Username: Mayor513

Post Number: 84
Registered: 3-2002
Posted on Tuesday, May 16, 2006 - 12:52 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

--Hi, all. Where can I find a 13.8 volt power supply that can supply from 150 to 200 amps? I would love an Astron, but the biggest they have is the 70 amp one. If I order the new Texas Star 1600V, I will need something big, haha. Thanks.
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Tech237
Moderator
Username: Tech237

Post Number: 346
Registered: 4-2004
Posted on Tuesday, May 16, 2006 - 4:53 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Buy a large number of batteries and a solar panel charge system. A 150 Ampp plus power supply is going to be almost as costly as buying a Power station.

Whereas I wont say they do not exist I will say that I have never seen one.
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Kid_vicious
Senior Member
Username: Kid_vicious

Post Number: 1613
Registered: 9-2004
Posted on Tuesday, May 16, 2006 - 8:39 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

mayor, there are power supplies out there that large, they are going to be SPENDY!

try some of the custom amp guys sites.
most also sell supplies.
if you use the batteries, put them outside, as the charging process emits some sort of gas that is not good for you.
(i have heard this a few times, but i cant say for sure if its that bad)

while i love big amps as much as the next guy,
just remember that if you are doing 500 watts right now, that going to 2,000 watts would only give you a 1 S-unit increase.

thats a lot of money for 1 S-unit!
good luck,
matt
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Bc910
Advanced Member
Username: Bc910

Post Number: 719
Registered: 7-2004


Posted on Tuesday, May 16, 2006 - 10:30 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

I do believe that you can use several power suplies wired in paralel to get what ya want
IE Astron 70 amp X 3 = 210 amps! What are they? about $250 a piece? OUCH! $750.00!!!! But I do believe it would work, I have never tried it but...
Correct me if I am wrong guys
BC
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Hotwire
Senior Member
Username: Hotwire

Post Number: 1368
Registered: 1-2005
Posted on Wednesday, May 17, 2006 - 12:06 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

I think your right BC. I noted that the new Texas Star amp has 2 sets of power wires. Probably intended for 2 batterys but I think 2 supplys will work the same.
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Hotwire
Senior Member
Username: Hotwire

Post Number: 1369
Registered: 1-2005
Posted on Wednesday, May 17, 2006 - 12:18 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Mayor, The custom shops can build you a supply. Check the *************** site. They have one for sale that is 110 volts producing 150 amps. You better have a strong dedicated circiut for it! May think about a supply that uses 220 AC for some serious play time! Talking about a pile of greenbacks now! Thought about going ********** base amp instead? For the same money you spend on the mobile amp and power supply you can probably get a DaveMade Base amp that will chew up and spit out that Texas Star amp! Then again I would love to have the power supply big enough to run big mobile amps and that new Texas Star is also calling my name too. Something about those TS amps I love!
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Rldrake
Intermediate Member
Username: Rldrake

Post Number: 137
Registered: 1-2006
Posted on Wednesday, May 17, 2006 - 1:15 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

You'd be much better off putting the money into a tower and antenna.
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Mayor513
Member
Username: Mayor513

Post Number: 86
Registered: 3-2002
Posted on Wednesday, May 17, 2006 - 3:41 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

--Haha, choices, choices. I just emailed ********** to check on AC base amp. prices. It would be nice to have an all-in-one, A/C, plug-in unit instead of an amp here, DC power supply there.
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Mayor513
Member
Username: Mayor513

Post Number: 87
Registered: 3-2002
Posted on Wednesday, May 17, 2006 - 6:45 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

--Hi. Yeah, I know what you mean about getting the antenna situation lined out first. I have my Maco Alpha V5/8 up 50 feet and it works wonderfully.
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Dale
Intermediate Member
Username: Dale

Post Number: 394
Registered: 12-2002
Posted on Thursday, May 18, 2006 - 9:24 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

if ya want big power like that money wise imho i think you might have less money if ya get a amp that just plugs into wall outlet just my opion here
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Patzerozero
Senior Member
Username: Patzerozero

Post Number: 2868
Registered: 7-2004


Posted on Saturday, May 20, 2006 - 1:56 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

the 'custom' 150+ amp 110vac power supplies usually start at around 18 volts. SOME BUT NOT ALL drop down to 13-15 upon key, you don't wanna put 16 or 18 volts into that texas star.

i wouldn't waste my time & money on a 16 pill AC-powered base amp. not even if i could build it all myself. at that output, it's time for tubes & 220 volts. you'd start talking dual 220vac 150-200 amp PS's on dedicated 220v 20amp or BIGGER sources. instead, just plug a tube amp into 1 220vac 30 amp line & swing 7kw or more. the same output by way of transistor needs a lot more power source.
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Road_warrior
Senior Member
Username: Road_warrior

Post Number: 1475
Registered: 7-2004
Posted on Saturday, May 20, 2006 - 4:29 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Listen to Pat: Hes probably played with all
these big toys...
DX was coming in so good the past few days
i've talked AM dx with 2 watts.
Turned it down not to disturb them to talk
local and they still heard me...
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Patzerozero
Senior Member
Username: Patzerozero

Post Number: 2871
Registered: 7-2004


Posted on Saturday, May 20, 2006 - 5:21 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

same here, warrior. 2 watts from the XL in the mobile when i popped the fuse in the remote so i couldn't turn on the amp yesterday. i always carry extra fuses
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Hyperno_1979
Member
Username: Hyperno_1979

Post Number: 81
Registered: 12-2005


Posted on Saturday, July 01, 2006 - 8:30 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Matt,

The gas emitted by charging batteries is hydrogen sulphide.....goes boom.


Bob CEF 703
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Kid_vicious
Senior Member
Username: Kid_vicious

Post Number: 1861
Registered: 9-2004
Posted on Sunday, July 02, 2006 - 1:55 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

thanks bob,

i knew i'd heard that somewhere.
i think it was an old secret CB book if you can believe that!
chad runs batteries for his equip. and has them in a separate room.
smart cookie that one.
dont tell him i said that,
matt
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Thehobo
Member
Username: Thehobo

Post Number: 95
Registered: 2-2004
Posted on Sunday, July 02, 2006 - 8:18 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

the way i look at big amps, if you go over 2000 watts, go to tubes!! lot easier on the pocket book, and you get a better quality equipment?? there is a lot of big power supplys at the coustom amp builders sites!! some amps are vairiable and others either key in at 18 volts and drop to 14 to 16 in use, or they key in at 21 volts and drop to 17 18 in use!! the bigger ones in volts are usually for comp amps!! i no alittle, been thru the situation myself!! lol..
how ever, ive found after reaching the 2000 watt mark, its going to cost witch ever way you go for power?? lots of money, huummm, anyway enjoy..

thehobo
269150 am
monitor ch
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Chad
Advanced Member
Username: Chad

Post Number: 957
Registered: 11-2004


Posted on Tuesday, July 04, 2006 - 12:45 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

My batteries are actually in a different building away from the home and well vented to the outdoors. The DC is piped in to he home via 000gauge cable. It's a bit overkill for a radio/amp but I use it for a bench power supply for large automotive power amps for competition audio. (I repair them not use them) I need to give them a workout before I give them back to their owners for torture :-)

They are charged via a solar panel from a large road sign (LED information display) that came from a state auction (hit by a car). I also use a PWM charger that really only kicks on during the shortest days of the winter, also when I do a lot of repairs.

I'm thinking of upgrading this rig to be able to go off grid if need be. There are very large UPSs mase for industrial applications. this would be enough to keep my family warm and the food (beer) cold in the event of a power failure.

Either that or I'm getting a 25KVA diesel generator. Go big or go home :-)

During the storms 2 years ago we lost power for almost a week.... I trailered a big Altorfer in :-) it powered my home in full air conditioned comfort along with the neighbor I share a well with. The other neighbors were a bit jealous!

Chad
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Kid_vicious
Senior Member
Username: Kid_vicious

Post Number: 1875
Registered: 9-2004
Posted on Tuesday, July 04, 2006 - 10:53 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

ive always thought about getting a gennie for power outages/WWIII, but with all the hubub ove gasoline, im wondering if i'd be able to fill the generator up if the @#$%^ hit the @#%$^.
i think gas would be a very precious commodity. (as if its not now)

i wonder if a big steam engine isnt the way to go.
i think the guys at starface's field day used one to power their gear.
i dunno, just thinkin' (anybody else smell rubber burning?)
matt
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Draft
New member
Username: Draft

Post Number: 8
Registered: 7-2006
Posted on Thursday, August 03, 2006 - 3:59 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Mayor,

What was your final decision for powering the 1600V? I am also looking for a [base] 200AMP power supply to power the same, the X-Force supply's do surge to 18-volts only when the amp is keyed, then they drop back down to 14-15 according to their tech. According to Toshiba specs, both the 2879 and the 2290 do handle 18-volts. This make's it only more confusing! Anyone? Is the X-Force 200AMP power supply SAFE for the Texas Star 1600V?
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Hotwire
Senior Member
Username: Hotwire

Post Number: 1640
Registered: 1-2005
Posted on Friday, August 11, 2006 - 12:21 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Draft, Although the Toshiba transistors can handle higher voltages, the Texas Star amps are not designed to handle anything over 14 volts! Texas Star amps do not hold up to high temperatures like the custom amps do. You see the boards inside Texas Star amps are made of cheaper silicon or plastic type materials. The boards in the custom amps are made of copper or aluminum. The same goes when driving the amps. So many cbers have damaged their Texas Star amps because they do not realize you cannot put the same amount of wattage into them as you can the customs with the same transistor configurations. If you have a power supply with 18 volts I would use a voltage regulator to run a Texas Star on it. Even if the amp is unkeyed.
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Redbeard
New member
Username: Redbeard

Post Number: 3
Registered: 12-2007
Posted on Thursday, December 27, 2007 - 11:51 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

i have a texas star 1600, but i have a sweet 1600 not the v. i talked to texas star and they are having trouble with the 1600v. they are easy to fry. as far as your power amp, i am using a 75 amp todd amp and my 98vhp thaton low dead keys 10 watts, then the texas star dead keys 500 watts, and my power supply only drops from 13.6 to 13.2. as long as you dont crank up to much power you can get away with a smaller supply. the people at texas star also told me that running it at less watts will make it run cooler and last a lot longer.500 watts dead key is quite abit, at least for me.
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Captian_radio
Intermediate Member
Username: Captian_radio

Post Number: 302
Registered: 9-2004
Posted on Friday, December 28, 2007 - 9:15 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Why not try a good Ham amp such as a SB 220 ,has 2 output tubes 3-500z's good for maybe 500 watts on am , but why waste a good amp on AM,SSB is the way to go.I used to have a SB200 and coupled with a good beam made it sound like a kilowatt on SSB.Ham amps are much better than any cb amp for a clean signal.
Bob VE1CZ/CEF451
Robert L. Spicer The days of radio are just beginning!
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Mrclean
Member
Username: Mrclean

Post Number: 86
Registered: 12-2003
Posted on Friday, January 11, 2008 - 6:26 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

For that many amps the only way to do it for a decent price is try two 90 amp Iota supplys hooked togeher. I have never used them but I know alot on another forum who have and are happy with them. I have a Astron 35 and 70 amp supplies I am very happy with but nothing that big.
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Patzerozero
Senior Member
Username: Patzerozero

Post Number: 4106
Registered: 7-2004


Posted on Saturday, January 12, 2008 - 5:16 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

i had a 75 amp iota that made INCREDIBLE rf hash! like 20 over S-9 noise! it ran on its own 20 amp line, everything grounded. yet a friend has 1 that makes noise that is considerably less, though i still consider it excessive. i have heard the same mix on iota power supplies-some OK, some bad. i have a daiwa ss505, 50 amp switching that was acquired before they were readily available in the US-it makes NO NOISE whatsoever. i have bought 2 others (to pair up) & they were fairly noisy....

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