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> $235 protek B2000 universal counter - excel condition
$235 protek B2000 universal counter - excel condition
Protek B2000 Universal Counter
Fully functional unit in good condition
* 0.1Hz to 2GHz Frequency Range
* Measures Frequency, Period, Time interval, Ratio and Totalize
* 0.5 PPM temperature stability
* Channel A and Channel B have variable trigger level controls
* Large, bright 8 digit LED frequency display along with function and gate time indicators
* Low pass filters and X10 attenuators
* All functions selected via tactile switches
* Complete Manual available at http:// /ProdManual/Man_B2000.pdf
Frequency Measurement Channel A Input:
* Ranges: Low Range: 0.1Hz to 10MHz; High Range: 10MHz to 100MHz
* Best Resolution: Low range: 0.1Hz; High range: 10Hz
* Gate Time: 0.01s to 10s in 4 decade switch settings
* Accuracy: 1 count (timebase error) X frequency
Frequency Measurement Channel C Input:
* Gate Times: 0.0256s, 0.256s, 2.56s, 25.6s switch selectable
Period Measurement Channel A Input:
* Gate Time: 0.01s to 10s in 4 switch selectable settings
* Accuracy: 1 count timebase error; Trigger error
* Minimum Pulse Width: 250ns
Totalize Measurement Channel A Input:
* Frequency Range: DC to 10MHz
* Count Capacity: 0 to 99,999,999
* Resolution: 1 input count
Time Interval CH A & CH B Inputs:
* Accuracy: 1 count timebase error CH A Trigger error
* Range: CH A: 10MHz to 100MHz; CH B: 0.1Hz to 10MHz
Input Characteristics Channel A Input:
* Sensitivity: 25mV RMS 0.1Hz to 100MHz
* Input Impedance: 1MW + 35pF
* Lowpass Filter (-3dB): 10Hz to 100kHz @ X1
* Max. Voltage: 250V DC or AC RMS
* Trigger Level: From -350mV DC to +350mV DC
Input Characteristics Channel B Input:
* Sensitivity: 25mV RMS 0.1Hz to 100 MHz
* Lowpass Filter (-3dB): 10Hz to 100kHz
Input Characteristics Channel C Input:
* Sensitivity: 50mV RMS, 90MHz to 2GHz
* Max. Input Voltage: 3V RMS
* Frequency: 10MHz & 3.90625MHz (Temperature controlled Oven)
* Stability: Long Term: 3x10-7 per month; Temperature: 5x10-7, 0 to 30 C
* Warm Up Time 20 minutes (25 C)
* Output Voltage: 1V P-P (open circuit)
* Display: 8 Digit LED (14mm)
* Power Requirements: AC line voltage 100/120/220, 240V 10%
* Power Consumption: 15V A, 50/60Hz
* Operating Temperature: 0 to 40 C
* Size: 3.4" H x 10.4" W 9.0" D
* Supplied Accessories: Manual, Line cord, BNC cable
TestEquipmentDepot.com order price is $235
