Универсальные системы-DF6911

1 Function Generator 1.1Features Wide frequency range,multi-waveform,and log/line sweep. 1.2 Specifications 1.2.1 Frequency range 0.1Hz 10MHz in 8 ranges 2 Counter 2.1 Features With CPU and IC-counter,intelligent,wide range,multifunction,highbright 8 digit LEDs display. Measurement functions:frequency:A,B,C, Period:A,B, Count:A,B,A+B,A-B,A/B,A→B and intenal frequency.A,B with attenuators and LPF. 2.2 Specifications 2.2.1 Frequency measurement range CHA,CHB:10Hz 100MHz CHC:100MHz 2400MHz 3. Regulated Power Supply 3.1 Features Consists of one adjustable supply (0 30V and 0 3A) and two fixed supplies (One 5V 2Amax and another 15V 1Amax), all with overload protection. 3.2 Specifications 3.2.1 Adjustable supply () 3.2.1.1 Output voltage:0 30V continuadjust 3.2.1.2 Output current:0 3A continuadjust 3.2.1.3 Load effect:CV≤0.1%+50mVrms CC≤0.1%+70mVrms 4 Digital Multimeter 4.1 Features Auto range,LCD display with digit and strip figure to show,multiparmeter test and with RS232C interface. 4.2 Specifications DC voltage:4V/40V400V/1000V ±0.8%±3 words AC voltage:4V/40V/400V/750V ±1.5%±3 words Frequency Range: 40Hz400Hz DC current:4mA/400mA ±1.2%±3 words 10A ±2%±8 words AC current:4mA/400mA ±1.5%±3 words 10A ±3%±8 words Frequency Range: 40Hz400Hz Resistance:400Ω/4kΩ/40kΩ/400kΩ/4MΩ ±1.5%±3 words 40MΩ ±3%±5 words Capacitance:4nF/400nF ±4%±5 words Temperature:0 750 ±3%±5 words 5. Audio Amplifier 5.1 Features With AF power IC LM3886TF,has protection of overtemperature,overvoltage and short-circuit,input and gain adjustable,INT/EXT speaker. 5.2 Specifications 5.2.1 Input:0.05Vrms 0.5Vrms 5.2.2 Frequency:20Hz 20kHz 5.2.3 Input impedance:50kΩ 5.2.4 Magnification:0 20 adjustable 5.2.5 Output power:>1W 5.3 Front Panel