参数资料
型号: 2658A
厂商: B&K Precision
文件页数: 83/89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

In the following context, the antenna gain means an absolute gain.
When the antenna gain is a relative gain, it can change into an absolute gain by adding +2.15 dB.
Absolute gain [dBi] = Relative gain [dBd] + 2.15 dB
As a reference, the conversion formula to electric field strength is indicated below:
E = √ (480 π 2 x Pa) / (Ga x λ 2 ))
E: Electric field strength [V/m]
Pa: Received electric power [W]
Ga: Antenna gain [times] = 10 (antenna gain [dBi] ÷ 10)
λ : Wavelength [m] = (3 × 10 8 ) ÷ frequency [Hz]
26. Option
?
?
Dipole antenna M401 to M406 Connector : N (P)
Refer to “19.4 Electric Field Strength Measurement” for the
details.
Magnetic field probe CP-2S.
Refer to “19.5 Magnetic Field Strength Measurement” for the
details.
Specification
Frequency range
Space resolution
Dimensions
:
:
:
10 MHz to 3 GHz
approx.0.25 mm (depending on objects)
outside 12 φ ×135 mm
probe tip 2 mm(W)×1 mm(T)
Connectors
:
SMA(P)
?
USB printer
With AC adaptor and one roll of paper
Refer to “23. Storage / Print of Screen Image” for the details.
Specification
Printing method
Paper
Power source
:
:
:
Thermal line dot method
80 mm width thermal paper
internal : AA-sized alkaline battery (4 pcs)
external : 7.5 VDC/3 A (dedicated AC
adapter)
Dimensions
Weight
:
:
134(W)×60(H)×180(D) mm
approx.450 g (mainframe only)
?
Roll printer (10 rolls)
For USB printer
77
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