FO&A,
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Per DXing.Com = http://www.dxing.com/rx/sw8.htm
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* Units produced after 03/31/95 (S/N = 5C) feature
a preamp circuit for the telescopic whip antenna.
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* Units produced after 01/01/96 (S/N = 6A) include coverage
down to 100 kHz (long wave) and have Selectable Sideband Syncro.
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This SW8's Serial Number is: 4B12950064
So it would be one of the original early production units
without the three above "Improvements".
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that is all ~ RHF
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