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СВЧ частотомер/измеритель мощности/цифровой вольтметр Keysight 53148A с диапазоном частот от 50 МГц до 26,5 ГГц
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Описание
Измеритель Keysight 53148A представляет собой полнофункциональный частотомер непрерывных сигналов СВЧ диапазона с цифровым вольтметром постоянного тока и точным измерителем мощности в одном компактном корпусе. Этот прибор обеспечивает выполнение самых распространенных видов измерений в диапазоне частот до 26,5 ГГц и является идеальным инструментом при монтаже и обслуживании СВЧ каналов связи. При использовании в автоматизированных испытательных системах измеритель Keysight 53148A позволяет экономить пространство в приборной стойке.
Ключевые возможности и технические характеристики
- Вход для измерения частоты непрерывных СВЧ сигналов в диапазоне от 50 МГц до 26,5 ГГц
- Диапазон измерения мощности: от –70 дБм до +44 дБм (при использовании преобразователей мощности Keysight серии 8480)
- Точное измерение постоянного напряжения до ±50 В с помощью встроенного цифрового вольтметра
- Интерфейсы GPIB и RS-232 в стандартной комплектации
Характеристики
| Counter specifications | |||
| Frequency range | 53147A | 53148A | 53149A |
| Channel 1 | |||
| Normal mode | 10 Hz to 125 MHz | 10 Hz to 125 MHz | 10 Hz to 125 MHz |
| Low pass filter enabled | 10 Hz to 50 kHz | 10 Hz to 50 kHz | 10 Hz to 50 kHz |
| Channel 2 | 50 MHz to 20 GHz | 50 MHz to 26.5 GHz | 50 MHz to 46 GHz |
| Sensitivity | |||
| Channel 1 | |||
| 10-30 Hz | 40 mVrms | 40 mVrms | 40 mVrms |
| 30 Hz-125 MHz | 25 mVrms | 25 mVrms | 25 mVrms |
| Channel 2 | |||
| 50-300 MHz | -20 dBm | -20 dBm | -20 dBm |
| 0.3-12.4 GHz | -33 dBm | -33 dBm | -33 dBm |
| 12.4-18 GHz | -33 dBm | -33 dBm | -30 dBm |
| 18-20 GHz | -29 dBm | -29 dBm | -27 dBm |
| 20-26.5 GHz | N/A | -25 dBm | -27 dBm |
| 26.5-40 GHz | N/A | N/A | -23 dBm |
| 40-46 GHz | N/A | N/A | -17 dBm |
| Maximum input | |||
| Channel 1 | 2 Vrms | 2 Vrms | 2 Vrms |
| Channel 2 | |||
| 50 MHz to 2 GHz | +5 dBm | +5 dBm | +5 dBm |
| 2-46 GHz | +13 dBm | +13 dBm | +13 dBm |
| Damage level | |||
| Channel 1 | 120 V (dc + ac pk) linearly derated to 5 Vrms at 125 MHz | 120 V (dc + ac pk) linearly derated to 5 Vrms at 125 MHz | 120 V (dc + ac pk) linearly derated to 5 Vrms at 125 MHz |
| Channel 2 | +27 dBm | +27 dBm | +27 dBm |
| Impedance (nominal) | |||
| Channel 1 | 1 MΩ∕60 pF | 1 MΩ∕60 pF | 1 MΩ∕60 pF |
| Channel 2 | 50 Ω | 50 Ω | 50 Ω |
| Connector | |||
| Channel 1 | BNC female | BNC female | BNC female |
| Channel 2 | SMA/APC-3.5 | SMA/APC-3.5 | 2.92 mm removable, |
| compatible female | compatible female | SMA/APC-3.5 compatible female | |
| SWR (typical) | |||
| Channel 2 | |||
| 50-300 MHz | 1.5:1 | 1.5:1 | 1.5:1 |
| 0.3-10 GHz | 2.0:1 | 2.0:1 | 2.0:1 |
| 10-20 GHz | 3.0:1 | 3.0:1 | 3.0:1 |
| 20-26.5 GHz | N/A | 3.0:1 | 2.5:1 |
| 26.5-46 GHz | N/A | N/A | 2.5:1 |
| Coupling | |||
| Channel 1 | ac | ac | ac |
| Channel 2 | ac | ac | ac |
| Emissions (typical) (“kickback noise”) | 53147A | 53148A | 53149A |
| Channel 1 | N/A | N/A | N/A |
| Channel 2 (measuring/no input) | -40 dBm∕< -70 dBm | -40 dBm/< -70 dBm | -40 dBm/< - 70 dBm |
| Resolution selection | |||
| Channel 1 and 2 | 1 Hz to 1 MHz | 1 Hz to 1 MHz | 1 Hz to 1 MHz |
| Accuracy | |||
| Channel 1 and 2, LSD = resolution selected |
± 1 LSD ± residual stability ± (timebase error x frequency) |
± 1 LSD ± residual stability ± (timebase error x frequency) |
± 1 LSD ± residual stability ± (timebase error x frequency) |
| Residual stability (counter and source tied to same timebase) | |||
| Channel 1 | N/A | N/A | N/A |
| Channel 2 | 0.6 LSD rms | 0.8 LSD rms | 1.25 LSD rms |
| Measurement time (typical) | |||
| Channel 1 | 1/resolution + 30 ms | 1/resolution + 30 ms | 1/resolution + 30 ms |
| Channel 2 | 1/Resolution + Acquisition time + 30 ms | 1/Resolution + Acquisition time + 30 ms | 1/Resolution + Acquisition time + 30 ms |
| Acquisition time (typical) (1 MHz FM rate, power meter off) | |||
| Channel 1 | N/A | N/A | N/A |
| Channel 2 (FM Auto/FM Off) | 150 ms/125 ms | 150 ms/125 ms | 165 ms/140 ms |
| FM tolerance | |||
| Channel 1 | N/A | N/A | N/A |
| Channel 2 FM Auto | 20 MHz p-p max at 10 MHz rate | 20 MHz p-p max at 10 MHz rate |
20 MHz p-p max to 26.5 GHz, 12 MHz p-p max above 26.5 GHz at 10 MHz rate |
| Channel 2 FM Off | 1 MHz p-p at 10 MHz rate | 1 MHz p-p at 10 MHz rate | 1 MHz p-p at 10 MHz rate |
| AM tolerance | |||
| Channel 1 and 2 | Any index provided minimum signal level is not less than sensitivity | Any index provided minimum signal level is not less than sensitivity | Any index provided minimum signal level is not less than sensitivity |
| Amplitude discrimination | |||
| Channel 1 | N/A | N/A | N/A |
| Channel 2 < 300 MHz | N/A | N/A | N/A |
| Channel 2 > 300 MHz | Automatically measures the largest signal present provided signal is > 10 dB (typical) above any signal separated by less than 75 MHz; > 20 dB (typical) above any signal separated by more than 75 MHz | Automatically measures the largest signal present provided signal is > 10 dB (typical) above any signal separated by less than 75 MHz; > 20 dB (typical) above any signal separated by more than 75 MHz | Automatically measures the largest signal present provided signal is > 10 dB (typical) above any signal separated by less than 75 MHz; > 20 dB (typical) above any signal separated by more than 75 MHz |
| Timebase | |||
| Frequency | 10 MHz | ||
| Output | 10 MHz sine wave, 1 Vrms into 50 Ω | ||
| External timebase input | 1, 2, 5, 10 MHz; 1 to 5 Vrms into 50 Ω | ||
| Connector | BNC female located on rear panel | ||
| Internal timebase stability | TCXO (standard) | Oven (Option 001) | |
| Aging rate per day | N/A | < 5 x 10-10 | |
| Aging rate per month | < 1 x 10-7 | < 1.5 x 10-8 | |
| Short term (1 sec. average time) | < 1 x 10-9 | < 2 x 10-10 | |
| Line variation (± 10%) | < 1 x 10-7 | < 1 x 10-10 | |
| Warm-up | N/A | < 1 x 10-8 within 5 min. after turn-on at 25 °C | |
| Temperature stability (0-55 °C) | < 1 x10-6 | < 1 x 10-8 | |
| Power meter specifications | |||
| Frequency range | 100 kHz to 50 GHz, sensor dependent. | ||
| Power range | -70 to +44 dBm, sensor dependent. | ||
| Power sensors supported | 8480 Series (see table on page 8) | ||
| Resolution | 0.01 dB in log mode, 0.1% of full scale in linear mode. | ||
| Display units | |||
| Absolute | dBm or Watts | ||
| Relative | dB or % | ||
| Accuracy | |||
| Instrumentation | ± 0.02 dB or ± 0.5%. Add power sensor linearity specification for overall system accuracy. | ||
| Zero set (digital setting capability of zero) | Sensor dependent (see table on page 8) | ||
| Power reference | |||
| Power output | 1.00 mW. Factory set to ± 0.7%, traceable to NIST. | ||
| Accuracy | ± 1.2% worst case (± 0.9 RSS) for one year | ||
| Frequency | 50 MHz (nominal) | ||
| Connector | N (f) | ||
| DVM specifications | |||
| Function | DC volts | ||
| Range | ± 50 Vdc | ||
| Resolution | 2 mV | ||
| Accuracy | ± 0.25% of reading ± 10 mV | ||
| Damage level | ± 60 Vdc | ||
| Input resistance | 0.5 MΩ (nominal) | ||
| Connector | 4 mm banana sockets | ||
| Display | Replaces frequency display when DVM activated | ||
| General information | |||
| Save and recall | Up to 9 complete instrument setups may be saved and later recalled. These setups are retained when power is removed. | ||
| Sample rate | User-selectable fast (nominally 20 ms between readings), medium (nominally 250 ms between readings), slow (nominally 1 s between readings) and hold. | ||
| Counter gate time | 1/resolution selected | ||
| Math functions | |||
| Offset (relative/fixed) | Last reading and/or entered offset to reading for either power or frequency | ||
| Averaging | 1 to 99 measurement running average | ||
| Display | Backlit LCD. Backlight can be turned on or off via front panel control. | ||
| Sleep mode (Option 002 only) | Backlight automatically shuts off if no input signal and power sensor present, and no keys pressed, for 5 minutes (nominal). | ||
| Self test | Count and power meter circuitry and internal memory automatically tested at startup, via menu selection, or remotely. Error messages displayed to indicate failed tests. | ||
| Programming | |||
| Interface | GPIB (IEEE-488.1-1987, IEEE 488.2-1987) and RS-232 | ||
| Language | SCPI-1992.0 (Standard Commands for Programmable Instruments) | ||
| RS-232 rates | User selectable 2400 to 19200 baud | ||
| Power supply | |||
| ac | 90-132 Vac; 47.5-66 Hz or 360-440 Hz 216-264 Vac; 47.5-66 Hz | ||
| Line selection | automatic | ||
| Power requirements | 80 VA max. (32 W typical) | ||
| dc (Option 002 only) Battery (Option 002) | 11-18 Vdc; 2A max. | ||
| Type | VHS camcorder, lead acid (2 each) | ||
| Charge time | 8 hours in unit (typical) | ||
| Capacity | 2 hours min. at 25 °C | ||
| Size |
330 mm W x 156 mm H x 376 mm D with bumpers and handles. Rack panel is full EIA width and 3U ISO height. |
||
| Operating temperature | 0-55 °C | ||
| With battery option | 0-40 °C | ||
| Weight (nominal) |
4.5 kg without battery option, 6.6 kg with battery option |
||
| Safety | Designed in compliance with IEC-1010, CAN/CSA 1010.1 | ||
| EMC | Designed in compliance with IEC-11, EN50082-1, IEC801-2, -3, -4 | ||
Документы
Keysight 53140 Series Specification
650.1 Кб
Описание
| Опции | Описание |
| 53148A-001 | High Stability Oven Timebase |
| 53148A-007 | Soft Carrying Case |
| 53148A-1CM | Rackmount Kit |
| 53148A-900 | Power cord - United Kingdom |
| 53148A-901 | Power cord - Australia and New Zealand |
| 53148A-902 | Power cord - Continental Europe |
| 53148A-903 | Power cord - United States and Canada - 120V |
| 53148A-906 | Power cord - Switzerland |
| 53148A-912 | Power cord - Denmark |
| 53148A-917 | Power cord - India |
| 53148A-918 | Power cord - Japan - 100V |
| 53148A-919 | Power cord - Israel |
| 53148A-920 | Power cord - Argentina |
| 53148A-921 | Power cord - Chile |
| 53148A-922 | Power cord - China - 250V |
| 53148A-927 | Power cord - Thailand and Philippines |
| 53148A-J01 | Input connectors in rear panel |
| 10833A | GPIB Cable, 1 meter |
| 53146A | Soft Carrying Case for 5314xA Microwave Counters |
| 82357B | Интерфейс USB/GPIB |
| PS-S10 | Remote scheduled productivity assistance. Select 1 to 999 hours. |
| PS-S20 | Startup assistance, daily |
| R-50C-011-3 | Calibration Plan - Return to Keysight - 3 years |
| R-50C-011-5 | Calibration Plan - Return to Keysight - 5 years |
Модели
| Модели | Описание |
| 53148A | СВЧ частотомер/измеритель мощности/цифровой вольтметр 265 ГГц |
