RTL-SDR device used in the classroom with a simple and small antenna

This is an RTL-SDR blog V3 software defined radio receiver with RTL2832U ADC chip, R820T2 tuner, 1PPM TCXO, SMA F connector and aluminium case with passive cooling. Tunes from 500 kHz to 1.7 GHz with up to 3.2 MHz (2.4 MHz stable) of bandwidth. (HF works in direct sampling mode with reduced performance). Perfect for use as a computer based radio scanner with free software like SDR#, HDSDR, SDR-Radio, GQRX or SDR Touch on Android.

RTL-SDR Blog R820t2 Rtl2832u 1ppm TCXO SMA Software Defined Radio (Dongle Only)

Airspy HF+ Discovery

Full Band Receiver, RTL SDR Receiver Assembled R820T2 Chip Set Small Size 100KHz-1.7GHz For Aviation

Top 5 Software Defined Radios (SDR) for RF Experimentation

LW1650 Long Wire 1.6-50MHz HF Antenna for RTL-SDR USB Tuner Receiver– Radioddity

shortwave

RTL-SDR device used in the classroom with a simple and small antenna

Using RTL-SDR with Labview, Chapter 1: Labview on Windows - NI Community

VSWR

RTLSDR4Everyone: Review of 5 RTL-SDR Dongles

Using our new Dipole Antenna Kit

Mini-Whip Medium Short Wave SDR Antenna RTL-SDR Receiver Antenna MF/HF/VHF

RTL-SDR Blog V3 R820T2 with Dipole Antenna Kit Unboxing

What are some ways you've improved performance of an RTL-SDR? - Quora