GW Instek GRF-1300 RF and Communication System Trainer for GSP-730 Spectrum Analyzer This is a very popular

This is a very popular LCD Keypad shield for Arduino and other variants

quality control

Both output currents and voltage are indicated on the white LCD

has an excellent high-sensitivity receiver (-165 dB tracking

100MHz Bandwidth

GW Instek GRF-1300 RF and Communication System Trainer for GSP-730 Spectrum Analyzer This is a very popularWaveform Support AM Modulation and FM Modulation 5 On Off Switches and 5 Test Points to Simulate 8 Failure Conditions for Trouble Shooting Study USB Interface to Provide Remote Control The Instek GRF 1300 RF and Communication System Trainer is able to generate a baseband signal and a RF Carrier signal for the built in AM FM Communication topics. The baseband signal outputs include Sine, Triangle and Square waveforms in 100kHz to 3MHz range and RF