FK181 10 LED Sound Level Meter

$16.50

Description

The FK 181 Sound Level Meter kit  is similar to a VU in concept.

Normally supplied with  10 red LEDs, users may subsitute LEDs of different colours to suit their own applications.  The FK181 normally takes its sound signal from a supplied electret microphone but the same circuit may be used with DC sources by by-passing the input capacitor.

Power Supply:  9V DC

Price inc. GST

Additional information

Weight 0.06 kg
Dimensions 17.5 × 11.5 × 2.5 cm