On 11/20/2014 11:08 AM, Duncan Brown wrote: > > Anyone ever heard of a Collins 709D-1FSK keyer Apparently you could use it with this: <http://rockwellcollinsmuseum.org/products/product_sheets/16F-14%20HF%20Transmitter%20Product%20Sheet.pdf> -- Jeff-1.0 wa6fwi http://www.foxsmercantile.com