2N5771 seem to be available from the grey market in the UK eg https://www.ebay.co.uk/itm/273567682794
Of course YMMV in DE, and don't ask for a CofC; and don't tell me about Brexit ... Best Wishes Martin -----Original Message----- From: Christian Corti via cctalk [mailto:[email protected]] Sent: 21 November 2025 08:27 To: Tom Hunter via cctalk <[email protected]> Cc: Christian Corti <[email protected]> Subject: [cctalk] Re: Replacements for DEC 3639 On Thu, 20 Nov 2025, General Discussion: On-Topic and Off-Topic Posts wrote: > I received samples of the 2N5771 and have tested them. They are perfect Thanks for the test, I guessed that they would work well. But it doesn't really help me ;-) I can't buy them at all. For example, Mouser tells me that this part is not sold in my region. > I have also tested the PN4258 which too is a very good replacement for the > 2N3639. Same problem: "Mouser does not presently sell this product in your region." There is no distributor/vendor for either of those parts in Europe. I should receive my order of BAT 46 and BAT 85 today. I will then test the modules with an additional Baker clamp. Christian
