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| Producent | ROHDE & SCHWARZ | | Part Number | 3593.0545K02 (35930545K02) |
| Specifications | Rohde & Schwarz HM8123Frequency counters0 - 200 MHz |
| Unit Price | 1956,06 EUR |
| Minimum Order Quantity | 1 |
| Tariff No. | |
| Lead Time | |
| Weight and Dimension | |
| Description | 3 GHz universal counter HM8123 Technical data {Protection Class} 1 Input A 0 - 200 MHz Input frequency (channel A) 1 MΩ II 30 pF, (commutable) 50 Ω Input sensitivity (channel A) (sinus) 20 mV, (puls) 80 mV Input B 0 - 200 MHz Input frequency (channel B) 1 MΩ II 30 pF, (commutable) 50 Ω Input sensitivity (channel B) (sinus) 20 mV, (puls) 80 mV Input C 100 MHz - 2.6 GHz Input frequency (channel C) 50 Ω Input sensitivity (channel C) 30 mV Cycle length non-stop reading 10000 s - 5 ns Event counter 0 - 200 MHz RPM reading range 1 - 65535 pulses per revolution) rpm Gate time 1 ms - 65 secs Time base 400 MHz (clock), 10 MHz (quartz) Display 10 digit LCD Power supply 115/230 Vac Weight 4 kg Can be calibrated to ISO/DAkkS Height 75 mm Length 356 mm Width 285 mm Calibrated to Manufacturer standards Weight, information approx. Highlights & details 0Hz…3GHz measuring range2 measuring inputs DC...200 MHz, 1 measuring input 100MHz...3GHzInput A/B: input impedance 1MΩ/50Ω (switchable), 25mVEff sensitivityInput C: 50Ω input impedance, 30mVEff sensitivity400 MHz time base for 0.5 ppm stability10 digit resolution with 10s measurement time 9 measurement functions, external gate and armingInput for external time base (10MHz)Standard: TCXO (temperature stability: ± 0.5 x 10-6)Optional: OCXO (temperature stability: ± 1 x 10-8)Intuitive operation with press of a button - each function can be directly selectedGalvanically isolated USB/RS-232 dual interface, optional IEEE-488 (GPIB) Description This microprocessor-controlled universal meter has two inputs and allows measurements in the frequency range up to 3 GHz. The quartz timebase is temperature compensated. Features 9 measurement functions (frequency, periodic time, event counter, speed, frequency ratio, time interval, pulse width, time interval (average), phase, pulse duty factor, burst measurements), external gate and armingInput Characteristics (Input A, B):0 MHz to 200 MHz frequency rangeSensitivity 25 mVeff (Sine) DC up to 80 MHz, 80 mV (Pulse) 65 mVeff (Sine) 80 MHz to 200 MHz (Normal triggering) 50 mVeff (Sine) 20 Hz to 80 MHz (Automatic trigger)Input noise: type 100 µV1 MΩ II 30 pF input impedanceTrigger can be programmed via rotary controller or softwareInput characteristic (Input C):Frequency range from 100 MHz to 3 GHzSensitivity 30 mVeff up to 1 GHz (type 20 mVeff) 100 mVeff to 3 GHz (type 80 mVeff)Input impedance 50 Ω nominalInput characteristic (External Gate):5 kΩ input Impedancemax. input voltage ± 30 VHigh/Low level: > 2 V / Min. Impulse duration 200nsFrequency measurement Input A, B, C:LSD: 00000125 x frequency / Measuring timeTrigger ± 1 LSDAccuracy ± (Resolution/Frequency ± time base inaccuracy ± trigger error2) / measurement time)Periodic time measurement: 5 ns to 10000 sLSD: 00000125 x Period / Measuring timeTrigger ± 1 LSDEvent counter (manual/external control): Range: DC to 20 MHzMin. Pulse duration 25 nsLSD ± 1 EventLSD releaseAccuracy ± trigger/period ± (trigger error2)/measuring time)Gate Time: Range1 ms to 65 s1 ms triggerExternal gate time: min. 20 µsTime base: 400 MHz clock, 10 MHz quartz 0.5 ppm stability9 digit resolution with 1 s measurement time. |
| Datasheets | |
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