Specifications And Accessories; Specifications - Kenwood SM-230 Manual

Station monitor
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2. SPECIFICATIONS AND ACCESSORIES
2-1. SPECIFICATIONS
Item
Specifications
CRT
6-inch-square, internal graticule
TRANSMITTED WAVE MONITOR TERMINAL
Observable frequency
1.8~ 150 MHz
Maximum power | 1-8~80 MHz
2 kWeep (up to 5 min at max ATT)
throughput
30~ 150 MHz
100 Weep
Deflection
1.8~80 Hz
More than 1 div
sensitivity
(input, 5 W)
__| 30~ 150 MHz
More than 0.6 div
Attenuator
6-step
TWO-TONE OSCILLATOR PORTION
[
Oscillator frequencies
1,000 Hz, 1,575 Hz +10%
Output voltage
5 mV (in TWO-TONE
mode)
+20%
Output impedance
600 ohm
BAND SCOPE PORTION (''SLOW" SCAN SPEED)
">
Input center frequency
8.830 MHz
to
Resolution
1 kHz (6 dB bandwidth)
Input sensitivity
More than 1 div per 10 nV rms
Attenuator
0, —20 dB, and — 40 dB (ATT switch 1, 1/10, and 1/100)
SCAN width
+25 kHz,
+100 kHz, +250 kHz selectable
Marker precision
+10%
(Marker displayed only in + 25 kHz range)
OSILLOSCOPE PORTION
Vertical Unit
Deflection sensitivity
10 mV/div ~ 10 Vidiv +5%
Frequency
| DC
DC~ 10 MHz (—3 dB)
characteristics
| AC
5 Hz~ 10 MHz (-—3 dB)
Input impednace
1Mohm
+ 2%, Less than 50 pF
Attenuator
1, 1/10, 1/100, and GND (interrange deviation: less than
+ 3%)
/\, Maximum tolerable input voltage
250 V (DC + ACpeax) or input voltage 500 Vp-p (below 1 kHz)
Sweep circuit
Sweep mode
trigger sweep (in absence of signal, auto free run)
Sweep frequency
10 Hz~ 100 kHz (4 ranges and interrange fine adjust possible)
Sweep linearity
Less than 5%
Triggering
Trigger sensitivity
Less than 1 div (10 Hz~ 10 MHz sine wave)
Trigger level
FIX mode
Coupling
AC
Polarity
Rising
Calibration voltage
Amplitude
0.5 Vp-p +3%
square wave,
+ polarity
Frequency
1kHz
+5%
X-TUNE PORTION
Sensitivity
300 mV/8 div + 20%
Input impedance
50 kohm
+20%
(at 1 kHz)
Frequency characteristic
100 Hz~ 10 kHz (within — 3 dB)
A Maximum tolerable input voltage
3 Vims [4.5 V (DC + ACpeax)]

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