[Boatanchors] Which of these isolation transformers and variacs would you choose?

Bry Carling af4k at hotmail.com
Tue Mar 1 21:59:03 EST 2016


Anyone need a real manly Isolation transformer?
I have one that will do 12 Amps.
120V to 120V AC in a nice cabinet with breaker etc.
Bry AF4K

> To: boatanchors at mailman.qth.net
> From: ko6bb1 at gmail.com
> Date: Tue, 1 Mar 2016 23:11:04 +0000
> Subject: [Boatanchors] Which of these isolation transformers and variacs	would you choose?
> 
> Hi All,
> This spring I'm getting ready to add a few more things to the test 
> bench.  Among the items anticipated are a couple adjustable/meered Power 
> supplies to replace the one I built (the 13.6 V 19Amp one is a keeper).
> 
> BUT I'm also planning on adding both a variac AND an isolation 
> transformer, 'just in case'.  I don't want/need very high wattage units, 
> figure 300W or so is enough as I don't do large boatanchor transmitters 
> (can't lift them easily).
> 
> Also, I don't do eBay, so that source is out.
> 
> Here are a few items I'm looking at, which would you choose (or none of 
> them)???
> 
> Variacs:
> http://www.amazon.com/Variac-Variable-Transformer-300va-Output/dp/B006NGI8VS/ref=sr_1_1?ie=UTF8&qid=1456872541&sr=8-1&keywords=variac
> 
> http://www.amazon.com/Variac-Variable-Transformer-500va-Output/dp/B006NGI2RS/ref=sr_1_3?ie=UTF8&qid=1456872541&sr=8-3&keywords=variac
> 
> http://www.amazon.com/Variac-Autotransformer-Voltage-Regulator-Powerstat/dp/B00CP9JT10/ref=sr_1_4?ie=UTF8&qid=1456872541&sr=8-4&keywords=variac
> 
> Isolation transformers:
> 
> http://www.amazon.com/Precision-1604A-Single-Isolation-Transformer/dp/B000LDLF3M/ref=sr_1_1?ie=UTF8&qid=1456872834&sr=8-1&keywords=isolation+transformer
> 
> http://www.amazon.com/Tripp-Lite-Isolation-Transformer-Outlet/dp/B00006HPFH/ref=sr_1_3?ie=UTF8&qid=1456872834&sr=8-3&keywords=isolation+transformer
> 
> A better buy?
> http://www.amazon.com/Tenma-Isolation-Transformer/dp/B00PL0689Q/ref=sr_1_5?ie=UTF8&qid=1456872834&sr=8-5&keywords=isolation+transformer
> 
> http://www.amazon.com/300-Watts-AC-Isolation-Transformer/dp/B006NG977W/ref=sr_1_14?ie=UTF8&qid=1456872834&sr=8-14&keywords=isolation+transformer 
> 
> 
> -- 
> 73 From "The Beaconeer's Lair"
> Phil, KO6BB
> http://www.qsl.net/ko6bb/  (Web Page)
> 
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