The B&K Precision 4011A is a 5MHz Function Generator with digital display.
Features:
0.5 Hz to 5 MHzSine, Square, Triangle, Pulse, & Ramp output
Coarse and Fine tuning
4 digit LED display
Variable duty cycle
Variable DC offset
Variable amplitude output plus 20 dB attenuator
20 Vpp output into open circuit (10 Vpp into 50 Ωs)
cUL certified