analog probe filter and tone generator

Brand Name:BOYU

Model Number:P-Pro3000

Place of Origin:China

... Alternating Frequency 1000/1500 Hz nominal Over Voltage Protection 60 Vdc in Toner/Polarity Mode Output Power in Tone Mode 8 dbm into 600 ohms Output Voltage Level in

Brand Name:HANYU

Model Number:Pro3000

Place of Origin:China

...Analog Probe Filter and Analog Tone Generator Stop the Buzz. Find Cables Faster with Clear, Precise Toning • Clear - Innovative filter technology blocks interference (“buzz") that makes tracing difficult (T** models only) • Precise - SmartTone™ technology provides five distinct tones for exact pair identification • Sends loud tone up to 10 miles (16 kilometers) on most cables • Loud speaker on probe makes the tone

Brand Name:Anterwell

Model Number:MT9196AP

Place of Origin:original factory

...CODEC and Filters • Programmable CCITT (G.711)/sign-magnitude coding • Programmable transmit, receive and side-tone gains • Digital DTMF and single tone generation • Fully differential interface to handset transducers • Auxiliary analog interface...