Three simple PCB's with 7-segment displays and an LED bar graph. Also included is a speaker and driver for alert tones. Type B is a general purpose display with power and signal connections available ...
LED Bar Graph display with 10 segments (In this example, LTA-1000HR) 10 resistors for current limiting the LED display. For this example, 470 ohm resistors were used at an operating voltage of 5V.
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