The EM1653 is a function generator manufactured by SMT Max. The unit features a frequency range of 0.2 Hz to 200 KHz, an output wave of triangle, square, sine, pulse, ramp, TTL level and single pulse, and an output impedance of 50Ω.
It is also built with an amplitude of 1mV-25Vp-p, and an output amplitude of ≥25Vp-p when not loaded.