Vintage Dynaco Quadaptor QD-1 Passive Matrix Decoder ~ Untested

4 x Mini 490IP2 Digital indicator with built-in decoder Rare USSR NUMITRON

10 x MC14511BCP TI BCD-To-Seven Segment Latch Decoder Driver 4511 IC

Hifi PCM56 DAC Premium Audio Decoder Machine Assembled DC 18-24V Powered

Vintage Toyo Qaudio Decoder Model QC-1 in Great Condition Tested RARE!

Antique Police Tone Decoder

Hifi PCM56 DAC Premium Audio Decoder Machine Assembled DC 18-24V Powered

1 x TF120230A 120mm TOYO FAN Japan 230VAC 15W 50/60Hz Axial Air Cooler