DIGITAL COUNTER CR7421PR PROGRAMMABLE UP COUNTER The microcontroller based ,single preset, 2x4 digits counter , (72x72 mm )		DIGITAL COUNTER EC442 PROGRAMMABLE UP /DOWN The microcontroller based ,single preset, 2x4 digits counter , with prescaler factor and the phase discriminator input ( 48x 48 mm)
DIGITAL COUNTER EC762 PROGRAMMABLE UP / DOWN The microcontroller based ,single preset, 2x4 digits counter , with prescaler factor and the phase discriminator input ( 72 x 72 mm )		DIGITAL COUNTER EC762F PROGRAMMABLE UP / DOWN The microcontroller based ,two preset, 2x6 digits counter , with prescaler factor and the phase discriminator input ( 72 x 72 mm )