A 10 to 40 MHz scope handles audio, car sensors, relays and low-speed microcontroller signals. It is too slow for fast digital buses, where the edges are faster than the bandwidth allows. These cost $60 to $155, and the cheapest are the ones with a built-in multimeter for general repair.
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Full ranking 4
- Hantek 2C42#1 of 4Full review
A compact 40 MHz scope-multimeter for automotive and appliance repair.
Amazon $115.99$115.9940 MHz250 MSa/s2Handheld - OWON HDS242S#2 of 4Full review
A 40 MHz 3-in-1 handheld from a known scope maker, for repair and field checks.
Amazon $155$15540 MHz250 MSa/s2Handheld - Zotek 702S#3 of 4Full review
The cheapest way into a scope-meter combination, for sensor and low-voltage checks.
Amazon $59.99$59.9910 MHz48 MSa/s1Handheld - FNIRSI 2C23T Plus#4 of 4Full review
An entry-level 10 MHz scope-multimeter for car sensors, audio and low-speed circuits.
Amazon $75.99$75.9910 MHz50 MSa/s2Handheld
