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Features |
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Frequency measuring range : 0.1Hz to 100MHz in A,
B input / 80MHz to 1.5GHz in C input |
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Period and Total measurement for input
A |
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Time interval and Ratio measurement
for input A and B |
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Trigger level adjustment for input A |
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Separate and Common mode selectable
for input A and B |
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Slope mode selectable for input A and
B |
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9 Digit display with 0.01 mHz resolution
in 1 Sec. |
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RS-232C serial interface function for
communicating wit computer |
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High sensitivity External reference
input function( Higher than 1.5 Vrms) |
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Reciprocal technique for high resolution
at low counting frequencies |
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Self check function executed to perform
a automatic self diagnosis of various counter function
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Push-scanning for selecting Function
and Gate time |
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Low-pass filter(100 kHz, -3 dB) installed
for removing noise signal in low frequency measuring
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AC/DC coupling function (Selectable
AC/DC Coupling) |
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10:1 Input Attenuation (Selectable x1/x10
Attenuator) |
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Data hold function |
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Block Diagram |
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Specification |
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Display
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9 digit large green LED display, Overflow, Gate time,
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| mHz, Hz, kHz, MHz, nS, uS, mS, S, HOLD |
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| Frequency
Measurement |
Range |
Input A,B: 0.1Hz-100MHz, Input C: 80MHz-1.5GHz |
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| Gate Time |
0.01Sec, 0.1Sec, 1Sec, 10Sec |
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| Resolution |
1nHz to 10Hz |
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| Accuracy |
+/-Resolution +/- TimebaseError +/- 1count |
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| Input Characteristics
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Terminal |
A, B, C |
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| Sensitivity |
A, B Input : 30mVrms , C input : 30mVrms |
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| Impedance |
A, B input : 1 Mohm, ¡ç40pF , C input : 50 ohm |
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| Max. Input Voltage |
A, B input : 250mVrms, C input : 3Vrms |
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| Attenuator |
A, B input : x1, x10 |
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| Slope A, B |
+, - selectable |
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| Trigger A |
Preset or Variable |
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| Low Pass Filter |
A,B input : 100kHz, -3dB |
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Multi Function for input
A
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Period |
Range : 10mSec to 10Sec |
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Resolution : 1pSec to 1nSec depending |
 on
Gate time and Input Signal |
| Accuracy : +/- Resolution +/- Trigger Error +/- 1count |
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| Totalize |
Range : 5Hz to 10MHz |
| Count capacity : 0 to 999999999(Max) |
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Comparison Function
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Time Interval
(A to B) |
Range : 10mSec to 10Sec |
| for input A,B |
L.S.D Display : 100mSec |
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Resolution : +/- L.S.D. +/- Trigger Error |
| Accuracy : +/- Resolution +/- 1count |
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| Ratio (A/B) |
Range : A input ; 0.1Hz to 100MHz |
| B input ; 5Hz to 100MHz |
| L.S.D. Display : A x N/B,N = 1 to 1000 |
| Accuracy : +/- 1 Count of A +/- B Trigger Error +/-
A |
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Time Base
Characteristics
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Internal
Timebase |
Frequency : 10MHz TCO (TCXO ; Option) |
| Aging Rate : Less than 5x10-6/month |
| Temperature Stability : Less than 5 x10-6 (0 to +
50¡¤C) |
| Line Voltage : Less than 1x10-6 for 10% variation |
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| Frequency |
Frequency : 10MHz |
| Standard Output |
Amplitude : 1.5Vp-p |
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Impedance ; Approx. 600 ohm |
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| External |
Frequency : 10MHz |
| Standard Input |
Input Level : 1.5Vrms to 5Vrms |
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Impedance ; Approx. 600 ohm |
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| General |
Power |
115/230VAC +/- 10% ,48 to 66Hz |
| Requirement |
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| Operating |
0 to 50 ¡¤C (Accuracy specified at 25 +/-
5 ¡¤C) |
| Temperature |
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| Dimension |
240(W) x 270(D) x 90(H)mm |
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| Weight |
Approx. 2.5 kg |
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| Standard |
Power cord, BNC cable, Fuse, Instruction
manual |
| Accessories |
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