Thanks for the reply. I tried 6v on the left two pins but not getting
expected results. I went to the CUI web site and searched but no datasheet
so I sent a requested. No response yet.
On Saturday, April 1, 2023 at 3:16:47 PM UTC-4 5-ht wrote:
> Larry,
> You might check with CUI (cui.com); they bought Tectrol a few years ago
> and might still have data on Tectrol products.
>
> If the pinout of this converter conforms to the majority of ones that I
> have seen, the two pins on the left would be the input.
> As this was intended for VFDs, I would expect that the top two pins on the
> right would be the 30 VDC output and the bottom three would be the 3.7 VAC
> filament output, with a center tap. Often the center tap is either grounded
> or perhaps elevated a few volts DC for cathode bias when used with
> multiplexed displays.
>
> Just my guess!
>
> Mark
>
> On Saturday, April 1, 2023 at 7:43:05 AM UTC-5 Larry wrote:
>
>> Anyone have any information on the Tectrol SP215 VFD power supply? Pin
>> out or any information would be helpful. I have searched but not been able
>> to find any data.
>> Thanks
>> [image: tectrolSP215top.jpeg]
>> [image: tectrolSP215pins.jpeg]
>>
>
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