参数资料
型号: 2658A
厂商: B&K Precision
文件页数: 29/89页
文件大小: 0K
描述: SPECT ANALYZER HANDHELD 8.5GHZ
标准包装: 1
系列: 2658
类型: 工作台/手持型
频率范围: 50kHz ~ 8.5GHz
放大(级别)范围: -60 ~ +10dBm
特点: 自动微调,保存/载入,USB 端口
包括: AC 适配器,电池,线缆,外壳,软件
相关产品: MB400-ND - BATTERY FOR 2650A/2652A/2658A
MA400-ND - ADAPTER 120V 60HZ AC FOR 2650A
LC2650A-ND - CARRY CASE FOR 2650A/2652A/2658A
M406-ND - ANTENNA DIPOLE 4.7 TO 6.2 GHZ
M405-ND - ANTENNA DIPOLE 300 TO 500 MHZ
M404-ND - ANTENNA DIPOLE 2.25 TO 2.65 GHZ
M403-ND - ANTENNA DIPOLE 1.7 TO 2.2 GHZ
M402-ND - ANTENNA DIPOLE 1.25 TO 1.65 GHZ
M401-ND - ANTENNA DIPOLE 0.8 TO 1.0 GHZ

6. Cancel of Ten Key Mode
By pushing
FREQ
or
F6
, unit will return to function menu.
7.4 According to Marker Position
When
F5
is pushed, the center frequency is set according to the frequency of current marker position.
* Any figures below the setting resolution (20 kHz) will be truncated.
* When the marker is not displayed, this operation is invalid. (The menu option disappears.)
8. Frequency Span <SPAN>
When
SPAN
is pushed, the following function menu is displayed.
NORMAL
FULL
ZERO
SPAN
SPAN
F1
SPAN
F2
SPAN
F3
1GHz
F4
50MHz
F5
1MHz
F6
By operating
SPAN
, the frequency span is set.
2650A / 2652A / 2651
By rotating
, the frequency span is changed in the specified step size as follows.
ZERO
200k
500k
1M
2M
5M
10M
20M
50M
100M
200M
500M
1G
2G
FULL (3.3 GHz)
2658A
1. By rotating
, the frequency span is changed in the specified step size as follows.
ZERO
50M
200k
100M
500k
200M
1M
500M
2M
1G
5M
2G
10M
5G
20M
FULL (8.5 GHz)
2. By pushing
F2
, the frequency span is set to FULL SPAN. Under this condition, the instrument
will return to the former span when the rotary knob is rotated.
3. By pushing
F3
, the frequency span is set to ZERO SPAN.
23
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