Fw: Re: SA2060 Torroid 475-19 Specs[via LSMTP - see www.lsoft.com]

Murray Leshner multi-volti at SOFTHOUSE.COM
Wed Jul 5 09:01:34 EDT 2000


>Hello:
>
>I don't think the inductance value is the critical issue...the turns ratio
>is the most important thing. I believe the manual (at least on one of the
>tuners said 13-15 bifilar (parallel double wire) turns.
>
>I can also tell you you have to have a gorilla's grip to get the 15 on
>there.
>
>What I used to do was put the two loose ends of the teflon wire in a vise
>and pull against the wire with the cores to maintain tension. It was a
>challenge to get 15 on there with that heavy 14 AWG teflon wire. I did 16
>once and my hands were sore. They have to be tight and lay flat to get them
>all on.
>
>But someone reminded me that the manual said 13-15 anyway.
>
>I think the cores were Amidon T-200-2 or 6...which ever one was red...I
>think -2. You could figure out approximate inductance if it was really an
>item of interest....but for the intended application one need not know, as
>long as the right cores were used and close to the right number of turns
>were used.
>
>Murray
>

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