Frequency Meters products from Shenzhen Atten Electronics Co., Ltd..

This full digital synthesizer mode spectrum analyzer is designed for radio and TV broadcasting applications. It features a frequency range of 0.15 MHz to 500 MHz, a center frequency display, and span adjustment capabilities.

This full digital synthesizer mode spectrum analyzer is designed for a variety of radio and TV broadcasting applications. It operates within a frequency range of 0.15 MHz to 1050 MHz.

This spectrum analyzer is a precision instrument for analyzing radio and television broadcasting signals. It features a CRT display to visualize signal characteristics, including frequency, amplitude, and modulation.