Tektronix 2715, Руководство пользователя

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Specifications
2715 User Manual
A–11
Table A–2: Frequency-Related Characteristics
Characteristic Performance Requirement Supplemental Information
Channel Tuned with keypad, [CHAN/FREQ] [
y
],
or [CHAN/FREQ] [
b
], according to the
selected channel table
Frequency
Range All except Option 50 and Option 75:
9 kHz to 1.8 GHz
Option 50 and Option 75: 9 kHz to
2.15 GHz Tuned with keypad, [CHAN/FREQ] [
y
],
[CHAN/FREQ] [
b
], FREQ/MARKERS
knob, UTIL menu, or MKR/FREQ menu
Accuracy 5
×
10
–7
of center frequency
±
10 Hz
±
1
least significant digit
Assumes zero drift since last
normalization procedure
Drift
Long Term (One Year)
±
2 PPM/year
Short Term (SPAN/DIV
≤
20 kHz) All except Option 50 and Option 75:
≤
400 Hz up to 1.8 GHz
Option 50 and Option 75: 500 Hz above
1.8 GHz
With frequency corrections enabled
Readout Resolution 1 kHz or 1 Hz (counter readout), menu
selectable
Frequency Span/Div
Range Using
[SPAN/DIV] [
y
] and [SPAN/DIV] [
b
]
buttons, selections in a 1–2–5 sequence
Using the keypad or UTIL menu,
select any value from
100 MHz/div to 1 kHz/div.
In MAXSPAN,
180 MHz/div (All except Option 50 and
Option 75) or
215 MHz/div (Option 50 and Option 75)
In ZERO SPAN, 0 Hz/div
Accuracy/Linearity Within 3% Measured over the center 8 divisions
Flatness
(Relative to the Reference Level at 100 MHz) All instruments:
±
2 dB 9 KHz to 1.8 GHz
Option 50 and Option 75:
±
3 dB above
1.8 GHz
Measured with 10 dB of RF Attenuation
and PREAMP off
Flatness is affected by:
H
Input voltage standing-wave ratio
(VSWR)
H
Gain variation
H
Mixer conversion