[Amps] MFJ inrush current protector?

Rich 2@vc.net
Mon, 2 Dec 2002 09:21:03 -0800


>I use Ametherm NTC Thermistors. 

Thermistors are inrush I limiters,  (voltage) surge protectors are either 
avalanche diodes or metal oxide varistors.

> I use their part
>number SL32 10015 that has 10 ohms of initial
>resistance and is rated for 15 amps maximum.
>
>
>Been using them for 3 years in a Swan Mark 1(two
>3-400Z) and a Heathkit Warrior HA-10(four 811A). So
>far so good.
>
>Here is the Web Site.  They have been very geneorus
>with their samples. 
>http://www.megasurge.com/Bigamp_datasheet.htm
>
>73,
>Bill
>--- peter.chadwick@zarlink.com wrote:
>> 
>> Rich said:
>> 
>> >Real surge protectors have 12mm wide copper strap
>> leads and they are about
>> the
>> >size of a silver dollar.
>> 
>> 
>> My experience is that they aren't cheap, either.
>> Although I guess it's a
>> truism that you you don't always get what you pay
>> for, but you very rarely
>> get what you don't pay for. If you want energy
>> absorption, itsy bisty
>> little things don't cut it.
>> 
>> 73
>> 
>> Peter G3RZP
>> 
>> 
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>
>
>=====
>Bill Smith KO4NR
>
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-  Rich..., 805.386.3734, www.vcnet.com/measures.