Digital Clock  ( https://danyk.cz/hodiny_en.html ) 
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 Schematic of the LED digital clock with CMOS 4060 and 4026 

 Digital clock with CMOS logic integrated circuits 4060 and 4026 

 Digital Clock 2  ( https://danyk.cz/hodiny2_en.html ) 
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 Schematic of a homemade digital clock version A - with 74HC192 and DIS1417 / TIL311 displays 

 Schematic of a homemade digital clock version B - with 74HC390 and DIS1417 / TIL311 displays 

 Numbers 0 - 9 on DIS1417 / TIL311 

 Detail of DIS1417 

 First tests of displays and 74HC192 in breadboard 

 Operating DIS1417 display 

 Version A - 3/4 completed 

 Display of version A clock shining 

 Completed homemade digital clock (version B) in breadboard, 3x 74HC390 and 1x 4060 

 Completed homemade digital clock (version B) on a universal PCB board, IC's are 3x 74HC390 and 1x 4060