Sandbox Net Photo Gallery
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    Feel free to send us any photos you think may be of interest to other members of the Sandbox Net. Be sure to include a little description or story that goes with it. Subject matter does not have to be Ham related. Also check out our Member Profile section and if you would like your photos to be included in that section instead of this one, that is no problem.

 
VE2QR Paul and VE2AUU Murray     What can I say about this photo? To me it looks like the two of them have been into some kind of mischief, for sure ! 

Great photo of two great guys!

   Paul is checking out Murray's station, must be a weak signal coming in, judging from the way Paul is straining to hear the audio from the speaker! 

    Can't be a weak signal, just look at the scope, I think that it is Barry's signal (VE3CDX)  being displayed on it ! Guess what ? Paul has not found the volume control yet. Hi Hi ......


Broadcast Coil Mobile Antenna Another Unique Mobile Antenna by Frank VE3FJH

    This coil assembly was picked up at a flea market for couple of bucks and apparently came out of a broadcast transmitter. The diameter is 5.25 inches and the length is 10 inches. The material is edgewound silver plated copper strip. 
    This antenna covers 75 meters through to 15 meters. 5 X 7 reports have been received on 20 meters from VE7 land and from the southern  U.S.A.
    This antenna is resonated from within the vehicle by means of electric screwdriver mounted off the base section of the antenna. If you look closely, you will see a sliding contact at the top of the coil (20 meter position) that moves up and down by means of a piece of all-thread that is insulated from the screwdriver by a ceramic universal type coupling. Below this coupling is a conical rain cover to keep water from entering the screwdriver.
    A 60 inch whip completes the installation. 
 

 


Tuneable H.F. Mobile Antenna

    Still another Tuneable HF mobile antenna, this one  using the "Ray-D-8" System by Spillsbury & Tindall. This antenna covers 75 meters to 20 meters by means of a cable (much like a throttle cable) which slides the above pictured assembly, consisting of 7 ferrite cores, 14 brass cores through a 1 3/8 inch diameter coil 21 5/8 inches in length. The base impedance remains a constant 50 ohms at resonance. Total length of the antenna is less than 10 feet. The absence of contacts to the coil make this a very reliable antenna for use on all types of vehicles .... trucks ,tractors, locomotives, snowmobiles, passenger cars, etc.
    Guess who has it ? Frank, VE3FJH the greatest mobile antenna experimenter that I know of.