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Tekpower MY64 Multimeter with AC & DC Current @ 20A,Capacitance, Frequency,Tmeperature, Transistor Test & MoreAmazon$96.75
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Amateur Radio Log Book: Ham Radio Base Station Record Book, Amateur Ham Radio Contact Keeper Notebook, Radio Power Test / Wave Frequency LogbookAmazon$39.99
SeeSii TinyPFA Phase Frequency Analyzer, 4" Touch Screen 1MHz-300MHz Portable Phase Frequency Tester with MicroSD Card, Two Input Signals Testing of Oscillator/Clock Source for NanoVNA-H4 HardwareAmazon$7.90
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XTevu Noise Signal Generator Spectrum Tracking Source 0.001-3000MHz DC 12V - High-Frequency Precision Signal Source for RF and Audio Testing - Adjustable Output Level, Frequency, and SweepAmazon$19.52
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