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Frequency Counter 10Hz to 2700Mhz
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Description:
- Three ranges can measure input frequency from 1 Hz~2700 MHz bandwidth - The inner temperature-offset oscillator (TCXO) insure the test accuracy during a long time operation, - HC-F2700L is also adapt to low frequency test and get a relative exact test result because of Hi-frequency processor.. - Display: 8 bit green digital LED display - Strobe: Hz,kHz,MHz,GHz red LED indicator. - Frequency range: 10 Hz~2700 MHz - Strobe time: 0.1sec.,1 sec.,10 sec. - Accuracy: 1±time base error
Input characteristics: A Range: 10 Hz~20 MHz (20 mVrms)/ 1MΩ B Range: 100 kHz~120 MHz (50 mVrms)/ 1MΩ C Range: 80 MHz~2700 MHz (20 mVrms)/ 50Ω
- Power & dissipation: 120 V±10% (hard wired), 15W - Weight: Approximate 2.2 Kg
More Details:
Features:
1. 10HZ to 2,700MHz Frequency Measurement Range 2. 2 input channels for Hi / Low Frequency Precise Measurement 3. Multiple Functions of Frequency, Period, Totalize measurements 4. 8 Digits for precise / accurate Readings 5. High stabilized crystal oven to maintain its accuracy
Applications:
1. Radio Equipment alignment & maintenance 2. Suitable for Paging / 2 Way Radio / Trunk Radio / Cellular (AMPS, TACS, GSM ..etc ) equipment's RF frequency measurements 3. Ham radio and hobbyist
Major Specifications:
1. Channel A & Channel B Frequency Measurement
Channel A:
Range: 10Hz to 10MHz direct counter, 10MHz to 100MHz pre-scaled by proportion
Resolution: Direct counter: 1, 10, 100Hz switchable Pre-scaled: 10,100,1000Hz switchable Gate Time: 0.01S, 0.1S, 1S switchable Accuracy: +/- 1 count +/-timebase error x measured Freq
Channel B:
Range: 100MHz to 2.7GHz Resolution : 100Hz, 1KHz, 10Khz Gate Time : 0.01S, 0.1S, 1S Accuracy : +/- 1 count +/-timebase error x measured Freq
2. Period Measurement
Input: Channel A Range: 10Hz to 10MHz Resolution: 10-E7, 10-E8, 10-E9 Switchable Accuracy: +/- 1 count +/-timebase error x measured Period
3. Totalize Measurement
Input: Channel A
Range: 10Hz to 10MHz Resolution: +/- 1 count of input Check: 8 bits repeating display 0 to 9 together
4. Input Characteristics
Channel A
Input Sensitivity: 10Hz to 100MHz , 20 to 30mV rms Attenuation: X 1 , X20 Fixed selectable Filter ( CH A only ): Low pass 100Khz ( -3dB) switchable Impedance: Approx. 1M Ohms, < 35pF Max. input voltage: 250V ( DC +AC rms )
Channel B
Input sensitivity: 50mV rms Impedance: Approx. 50 Ohms Max. input voltage: 3V ( DC +AC rms )
5. Time Base
Time base frequency: 13MHz Short term stability: +/- 3 x 10-E9 for 1 sec average Long term stability: 2 x 10-E5 Month Temperature: +/- 1 x 10-E5 ( 0C to 40C ) Line voltage: +/-1 x 10-E7 for 10% change
6. General
Display: 8 digits, red LED Display with decimal point, gate, overflow, KHz, MHz and USec indications Power requirements: 120V AC (hard wired) Warn-up time: 20 min when cold started at 25C Temperature / Humidity Operating: -5C to 50C, 10 to 90% RH Storage / Transport: -4C to +60C, 5 to 95% RH Dimension / Weight: 207(W) x 85(H) x 255(D)mm, 2.2Kg
Accessories:
1. English Operation manual 2. Input cable
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