Will reply in answer myself on this one:

Firstly the paper tape reader is an HP 2748B - sorry about that typo (blush).

Secondly the AMP connector I acquired was NOT compatible with the Continental connector on the paper tape reader. The pins on the AMP connector, while larger than those on the Winchester connector, were still a shade too small to make a reliable connection - the connector was clearly loose when mated.

Which brings up the question: does anyone have a spare cable or 50 pin male Continental connector that I could purchase/trade for?

Thanks.

JRJ

On 4/22/2023 6:14 PM, Jay Jaeger wrote:
I have an HP 2875B paper tape drive that I want to interface to.  It has a 50 pin block connector (using well under 1/2 the pins).  The connector manufacturer was Continental.

I have already discovered, the hard way, that it is not a winchester connector - the pins on the 50 pin Winchester connector I just obtained via ePay that otherwise fits are too small in diameter and won't make contact.  I *could* increase their diameter using solder - but -- yuck.

The other connectors of this sort I am familiar with that have the same general overall size and pinout were made by AMP.  Does any one know if the AMP connectors and the Continental connectors would be compatible?

Thanks.

JRJ

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