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BK 1856C Multifunction Counter Frequency, Period, Totalize 2.4 GHz
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BK 1856C
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Features:
- Wide measuring range up to 2.4GHz
- Bright eight digit LED display
- Period mode for accurate low frequency measurement
- Totalize mode permits counting of individual events
- Accurate TCXO time base
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Description
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The model 1856C provides versatility and reliability for a broad spectrum of laboratory and service applications.
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Models, Options, & Accessories
| Model |
Description |
List Price |
Sale Price |
| 1856C |
2.4 GHz Multifunction Counter (Frequency, Period, Totalize) - Discontinued - replaced by BK 1856D |
| Model |
Accessories |
List Price |
Sale Price |
| AT 21 |
Right Angle Telescoping Antenna, BNC Connector |
| $34.32 |  |
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| PR 37AG |
PR 37AG Deluxe 10:1 Gray Probe |
| $47.84 | |
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| PR 37AR |
PR 37AR Deluxe 10:1 Red Probe |
| $47.84 | |
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Specifications
| Range |
2.4GHz |
| FUNCTIONS |
Frequency, Totalize, Period |
| Time Base Stability |
+-0.1ppm |
| Best Resolution |
0.1Hz |
| No. of Digits |
8 |
| Display Hold, Low Pass Filter |
| Sensitivity |
10 mVrms |
| Remote Start-Stop, Self Test |
| FREQUENCY |
| kHz MODE |
5 Hz to 10MHz sinewave |
| MHz MODE |
5Hz to 100MHz sinewave
50MHz to 2.4GHz sinewave (prescale) |
| ACCURACY |
+-Time base accuracy + 1 count |
| PERIOD CHARACTERISTICS |
| RANGE |
0.285us to 200,000us |
| CONTROL |
Manual reset and hold from the front panel START/STOP jack is low |
| INPUT CHARACTERISTICS |
| SENSITIVITY |
20mV rms, 5Hz to 30 MHz, 50 mV rms above 100 MHz |
| IMPEDANCE |
1 M (<40 pF) |
| ATTENUATOR |
x1/x10, switch selectable |
| COUPLING |
AC |
| FILTER |
100 kHz, -3 dB switch selectable |
| PRESCALE |
| SENSITIVITY |
10 mV rms, 30 MHz, 50 MHz to 600 MHz, 25 mV rms, 600 MHz to 1.3 GHz, 50 mV 1.3 GHz to 2.4 GHz |
| IMPEDANCE |
50 |
| COUPLING |
AC |
| MAXIMUM INPUT |
1 V rms |
| TOTALIZE START/STOP INPUT |
| CHARACTERISTICS |
| LOGIC LEVELS |
Standard TTL levels |
| LOADING |
One standard TTL gate |
| TIME BASE CHARACTERISTICS |
| STANDARD TYPE |
TXCO |
| FREQUENCY |
10MHz |
| STABILITY |
+-0.1 ppm (+-1 Hz) |
| LINE VOLTAGE STABILITY |
<+-0.1 ppm +- 10% line volt variation |
| TEMPERATURE STABILITY |
+- 10 ppm (from 0 0 C to 28 0 C) 0 0 C to 50 0 C ambient, +-0.5ppm from 18 0C to 28 0C |
| EXTERNAL TIME BASE INPUT |
| DISPLAY CHARACTERISTICS |
| DISPLAY |
0.56'' seven segment LED - 8 digits |
| LED INDICATORS |
For kHz, MHz, usSEC, Gate, and overflow indicators |
| GENERAL |
| POWER REQUIREMENTS |
50/60 Hz 12W 120/220/240 VAC +- 10% |
| DIMENSIONS (HxWxD) |
4.5x11.75x10.375'' (114x298x264mm) |
| WEIGHT |
3.98 lbs. (1.8 kg) |
| Accessories |
| One Year Warranty |
| SUPPLIED |
Instruction Manual, all models; AC adapter for model 1803D |
| OPTIONAL |
AT-21 antenna kit, PR-37A x1/x10/REF. Probe |
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