[Lowfer] Getting on Part 15
Zack Widup
w9sz at prairienet.org
Thu Sep 4 10:49:03 EDT 2008
Wow, you guys are making me reminisce. I don't go back quite that far but
I started SWL'ing in about 1964 and got my Novice in 1967. I've had my
current callsign since 1976.
73, Zack W9SZ
On Thu, 4 Sep 2008, Peter Cranwell wrote:
> My first rig was a Ford spark coil and a buzzer back in 1956. My friend
> KN2QFT and I would communicate about a city block using the low end of the
> brroadcast band at 500 KHZ (before I got licensed as KN2RBV). We hung Army
> field phone wire on the phone poles, only to have it removed by the phone
> company once a month. As we lived in Union City NJ we had access to a
> military electronics surplus store (Red Arrow Electronics). We could get all
> the wire we wanted. We were also a Saturday Mornings trip to Cortland and
> Canal streets (Military surplus heaven) in NYC before they built the World
> Trade buildings.
>
> Then after I finished High School and did a stint in the US Navy, got
> married, I moved to Westfield NJ in 1965 , about 1/2 mile from W2IMB and get
> into LOWFER expermimentation on 189.5. Back then it was all vacuum tube,
> except for the receivers and receiving converters. The MPF102 was just
> available and we used it for a lot of the new solid state designs.
>
> My first receiver was an ARC-5 to which I added a down converter, a 100KHZ
> second IF, a crystal crystal filter and a 4 pole audio filter made from 88
> Mhy toroids. It could pick fly dirt out of pepper.
>
> Ken ran "K" as a beacon, I ran "P". The beacon was made from a circular PC
> board with the letters etched into thecircuit, rotated by a phonograph motor
> and IBM wire relay contacts to act as cats whiskers.
>
> My only remaining pictures are in my memory. Like an old beagle, eyes
> closed, lying in front of the fire, dreaming about the early days when I
> could chase rabbits, I reply the scenes on the insides of my eyelids with my
> minds projector.
>
> Cheers
>
> Pete
>
> WA2EIN
>
> I'll get a beacon on 189 as the winter approaches from these mountains of
> Virginia.
>
> ----- Original Message ----- From: "KD7JYK DM09" <kd7jyk at earthlink.net>
> To: "Discussion of the Lowfer (US, European, & UK) and MedFer bands"
> <lowfer at mailman.qth.net>
> Sent: Wednesday, September 03, 2008 9:49 PM
> Subject: Re: [Lowfer] Getting on Part 15
>
>
>> My first rig was newer, solid state, 400 Hz AM modulation, noisey, it was
>> square wave, built from an old single channel remote control. I have many
>> boxes of the little transmitters, could rebuilt it, maybe use a 555 to
>> control on-off keying rather than a dedicated MP sending "X", still have
>> one
>> MP1312 in an electronics kit, would like to find more so I don't loose the
>> last one in it's original intent, a Science Fair Microcomputer Trainer from
>> 1984.
>>
>> Kurt
>>
>> ----- Original Message -----
>> From: "Charles W5COV" <cvest at cox.net>
>>
>> : I had my old tube version one until a few years back. If I remember
>> : correctly it used a 6BZ6 .
>>
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