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BG815442333 I have had a printer for 7 months. I have no problems with the use. The printer works several dozen hours a week.

2022-03-03 10:06:39 Helpful (0)
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Archipe lago There is buffering, after the buffer chip HC245 is driven by the triode, it has no effect on the signal

2022-02-24 09:38:20 Helpful (0)
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Coed Feature: 1. Add 0123 channel indicator 2. Rearrange the order of input channels 3. 01234 channel input on the upper row, 4567 channel input on the lower row

2022-02-23 03:14:56 Helpful (1)
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alvi74 only 8 batteries 12v AA size.

2021-12-21 02:07:20 Helpful (0)
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