供应R4860 R&S数字无线通信测试仪|罗德与施瓦茨

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R4860 R&S  数字无线通信测试仪|罗德施瓦茨 仪器回收|仪器销售|仪器租赁

品牌:罗德施瓦茨 Rohde & Schwarz |R&S|

特点
    ·PDC标准STD-27B/C测量 
    ·高精度测量
    ·紧缩式、轻便型设计
    ·用于高生产量时的高速度测量 单一单元用于发射机和接收机测量

技术指标



OCXO referemce oscillator
Temperatureeffect (O to 45℃)	≤1×10^-7
Aging (35℃)	≤2×10^-7/year
DC voltmeter	0 to ±30 V
DC ammeter	0to ±10A
Operating modes	currentaveraging with PDC-adapted time constant,peak current measure-ment (positive andnegative)
Common-mode rejection	±30V
Resistance	50 mΩ
Receiver measurements
RFgenerator
Frequency ranges	810 to 826 MHz
860 to 885 MHz
1477 to 1501 MHz
Channelspacing	25 kHz
Resolution	1Hz
Frdquency drift	sameas reference frequency
Outputlevel	
RF IN/OUT
RF OUT 2
-119 to -27 dBm
-70 to 0 dBm
Resolutionof level setting	0.1 dB
Level accuracy	RF IN/OUT
RF OUT 2	±1.5 dB
±2 dB
Carrier offset	≤-25dBc
Vectcr error	4°rms
Modulation	to RCR-STD27
Signal purity
Adjacent-channelleakage power
(BW=21 kHz)	≤-50 dB(50 kHz carrier offset)
≤-60 dB(100 kHz carrier offset)
Harmonics	≤-20 dBc
BER measurements
Synchronizationrange	0 to 10%
Meas.rangeafter synchronization	0 to 25%
Resolution	0.01%
Measured bit length	2240to 44800
Input transmission rate	≤-50kbit/s
Transmitter measurements
Receive section
Frequencyranges	915 to 956 MHz
1429to 1453 MHz
Channel spacing	25kHz
Frequency drift	sameas reference frequency
Input level	RF IN/OUT
RF IN 2	5 to 37 dBm
-20to -2 dBm
Meawurement ofadjacent-channel power
Meassurement range(BW=21kHz)	≥-53 dB(50 kHz carrier offset)
≥-63 dB(100 kHz carrier offset)
Inherent noise	RFIN/OUT
RF IN 2	≤-65 dBm
≤-75 dBm
VSWR	≤1.3(into 50Ω)
Time-axis meawurement
Resolution	1/2sybol(approx 12 μs)
Modulationmeawurements
Frequency offset measurement range	±4kHz
Frequency measurement accuracy	10 Hz + reference frequencydrift
Resolution	1Hz
Mldulation accuracy meas.range	0to 30%
Resolution	0.1%
Accuracy	
meas.value≤2%rms
meas.value>2% rms
(1.0+reading×3%)%rms
(2.0+reading×3%)% rms
Inherent offset
(at-25 dBc carrier offset)	±2dB
Measurement of transmission rate
Measurement range	±5ppm
Resolution	0.1ppm
Interfaces
Remote control	IEC625-2(IEEE488)
Printer	Centronics(25-contact)
Data input	BNC,≤50 kbit/s
External reference input	BNC,TTL(CMOS)
Impedance	100 kΩ

订货信息
·Digital Radiocommunicafion Tester for PDC R4860