[GreenKeys] Gum for joining punched tape

[Alf Fisher]

Hi Sheldon,
I think you may be correct.
I have some sticky patches for 8 level tape in the museum but haven't seen 
any for 5 level.

73,
Alf
G3WSD

----- Original Message ----- 
From: "Sheldon Daitch" <SDAITCH at bbg.gov>
To: "Maurie Challinor" <Telegrapher at xtra.co.nz>; <greenkeys at mailman.qth.net>
Sent: Wednesday, March 04, 2015 8:37 AM
Subject: Re: [GreenKeys] Gum for joining punched tape


> With chadless punched tape, at least for temporary splices, a series of 
> LTRS on the tail of one section and head of the second, overlap the two 
> sections of LTRS punches and run through the tape reader.  Or use a sharp 
> pencil point and punch through the overlapping segments and the chadless 
> lids lock in.
>
> This question prompted a long time memory, seems to me I recall there was 
> a commercial tape product designed for this purpose, not unlike splicing 
> tape for film or audio tape, same width as the paper tape and holes as 
> punched for LTRS.  Doubt if anyone carries this stuff today.
>
> 73
> Sheldon
>
> -----Original Message-----
> From: GreenKeys [mailto:greenkeys-bounces at mailman.qth.net] On Behalf Of 
> Maurie Challinor
> Sent: Wednesday, March 04, 2015 6:57 AM
> To: greenkeys at mailman.qth.net
> Subject: [GreenKeys] Gum for joining punched tape
>
> Hi all. When I was a cable station operator, there were many times when 
> punched tape needed to be joined. The gum was supplied by the cable techs 
> in a small flat tin with a lid. The lid had a small hole punched in it and 
> a short length of wire was inserted to access the gum. I do not know if 
> the gum was a commercial product or a local DIY mix. The gum was ideal for 
> the purpose, just a small amount on the tape, a wipe with both ends to 
> spread it and the ends put together. It could be put thru the transmitter 
> almost right away. I have attempted to use stick type gum which while 
> securing the ends, makes the join too thick and jams the tape in the 
> transmitter. I have also tried liquid glue in a squeeze container but the 
> join fails even if left for a period. Does anyone have a DIY recipe or can 
> recommend a commercial product to do the job.
> TIA
>
> Maurie
>
> ---
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