LUTRON SL-4113G - Misuratore SPL livello sonoro con alimentazione duale RTL-SDR Blog for a stress-free listening experience

for a stress-free listening experience

a professional quality dynamic cardioid amateur radio microphone specifically designed for use with most top-of-the-line transceivers from Kenwood

10 black 45 AMP housings

Power supply: 13

LUTRON SL-4113G - Misuratore SPL livello sonoro con alimentazione duale RTL-SDR Blog for a stress-free listening experienceLUTRON SL 4113G Dual Power Sound Level SPL Meter * Hybrid power source, built in dynamo power supply or battery. If the power source is from the dynamo, the battery is not needed. Operating the hand dynamo for 30 seconds will provide several minutes of autonomy. * The main functions are designed to meet IEC 61672 Class 2. * Model: SL 4113G A & C weightings comply with standards. * Standard microphone head. * Dual time weighting features (Fast & Slow).