The following table compares the features of the TPI signal generators:

TPI-1001


TPI-1002


TPI-1005

Frequency: 35 MHz to 4.4 GHz✓✓✓
Maximum output level+10 dBm+10 dBm+12 dBm
Minimum output level−90 dBm−70 dBm−90 dBm
Stand-alone operation or PC controlled✓ ✓ ✓
Internal or external 10 MHz reference✓ ✓ ✓
Reference output✓ ✓ ✓
Automatic output level control✓ ✓
Square wave modulation (internal square wave)✓ ✓ ✓
Square wave modulation (external square wave)✓ ✓
Frequency scan during square wave modulation✓ ✓ ✓
Beacon mode✓ ✓ ✓
Modulation script✓ ✓ ✓
Frequency modulation (external signal)✓ ✓ ✓
Frequency modulation (internal sine/triangle wave)✓
Frequency modulation (internal DTMF generator)✓
Waveform generator output (sine, triangle, square) 4✓
DTMF generator output 4✓
FM controls loop filter or VCTCXO✓
Frequency and/or level scan✓ ✓ ✓
RF power meter (external input)✓ ✓
Scalar network analyzer✓ ✓
Control script✓ ✓ ✓
Auxiliary input (trigger input)✓ ✓
Trigger output✓ ✓
Programmable control button✓ ✓ ✓
Measure return loss & VSWR 1✓ ✓
DC voltmeter (+5 V to −5 V) 2✓ ✓
Output sweep marker at settable frequency 3✓ ✓
Square wave and pulse generator 3✓ ✓
Detector comparison to level threshold 3✓ ✓
External voltage controlled output level 2✓ ✓
External voltage controlled output frequency 2✓ ✓
1 Requires external directional coupler
2 Uses auxiliary input
3 Uses trigger output
4 Uses waveform output