The GFG-8020H function signal generator provides signal output in the 2MHz range. At the same time, GFG-8020H is equipped with CMOS output, built-in 4-bit frequency counter, coarse/fine adjustment knob, 1000:1 adjustment rate, and LED display. Equipped with standard features such as adjustable DC bias, output load protection, and VCF input function, the GFG-8020H is affordable and suitable for both education and industry.