In this episode Shahriar shows an extensive review of the Sanko (BirdRF) GH60 GeneHawk handheld vector signal generator which operates from 10MHz – 6GHz. With up to 100MHz of modulation bandwidth (licensed) the unit has good potential for a portable wide-band communication signal generator:
https://www.sankorf.com/products/portable-signal-generator-gh60This review is organized as follows:
00:00 – Introductions, unit overview, operating system & GUI initial impressions
02:33 – Detailed teardown, construction, RF & baseband board analysis
19:16 – Frequency accuracy and stability measurements
20:31 – Output power measurement, power linearity and minimum output power
24:28 – CW signal analysis, noise-floor, harmonic behavior and spurious tones
27:15 – Phase noise characterization, spurs and far-out noise floor
28:41 – Two-tone generator, TOI (OIP3), image rejection, LO rejection, intermodulation tones
31:13 – Pulse generation, minimum pulse behavior
33:36 – Linear frequency generation measurements & characteristics
34:58 – FM, AM & PM capabilities and characterization methods, multi-modulation options
37:22 – Frequency sweep behavior and limitations
40:07 – Custom digital modulation, EVM measurements, I/Q & magnitude error, equalization
43:05 – Real-time AWGN performance and measurements
44:00 – Other software features, up-coming API and waveform standards
44:44 – Concluding remarks
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