Maplin
MF100
10Hz - 100 MHz Multifunction Counter
Not new, but operational and with the original manual.
This features an eight-digit, high bright seven-segment LED dispaly, four function performance, low power consumption curcuit design, high stabilised crystal oven oscillator for measurement accuracy and full input signal conditioning. The four functions are: frequency, period, totalise and self check. The input signal is AC coupled or DC coupled and can be conditioned by trigger level and attenuation.
Further details on request.
Not tested or warranted, so make us a reasonable offer.