You searched for "basic function"
ELC
ELC GF266 Function Generator, 11μHz Min, 12MHz Max - With RS Calibration
Part: GF266
Compact 12MHz function generator with amplitude modulation and RS232 interface.
BK Precision
BK Precision 4014B Function Generator, 0.01Hz Min, 12MHz Max, FM Modulation, Variable Sweep - With RS Calibration
Part: BK4014B
Function generator with FM modulation capability up to 12MHz for signal testing.
RS PRO
RS PRO AFG21112 Function Counter, 0.1Hz Min, 12MHz Max, FM Modulation, Variable Sweep - With RS Calibration
Part: 123-3618
Multi-waveform function generator with sweep capability, 0.1Hz to 12MHz range.
RS PRO
RS PRO AFG21112 Function Generator & Counter, 0.1Hz Min, 12MHz Max, FM Modulation, Variable Sweep
Part: 123-3532
Twelve-megahertz function generator with integrated counter and frequency modulation.
BK Precision
BK Precision 4013B Function Generator, 0.1Hz Min, 12MHz Max, Variable Sweep - With RS Calibration
Part: BK4013B
Benchtop function generator with variable sweep capability for laboratory testing up to 12MHz frequency.