R&S | CTS55 數字無線測試儀|羅德施瓦茨|CTS55|Rohde&Schwarz|手機測試儀
品牌:羅德施瓦茨 | Rohde & Schwarz | R&S | R/S
特點
·GSM900/1800/1900移動電話測量
·通過軟鍵進行菜單控制
·TFT彩色顯示
·菜單有6種語言
·緊縮式、堅固的設計，重量輕
·動態范圍：GSM>55dB
技術指標
·GSM signal generator
| Built-in reference oscillator |
standard |
| Frequency drift in temperature range +5℃ to 40℃ |
≤1*10^-6 |
| Aging |
≤0.5*10^-6/yearat 35℃ |
| GSM |
| Frequency range |
GSM900 band |
935MHz to 960 MHz |
| |
GSM1800 band |
1805MHz to 1880 MHz |
| |
GSM 1900 band |
1930MHzto 1990 MHz |
| Resolution |
GSMchannel spacing 200 kHz |
| Outputlevel |
|
| RFIN/OUT with 0 dB ext.attenuation |
-50dBm to -110 dBm |
| RF OUT2 GSM with 0 dB ext.attneuation |
-15dBmto -75dBm |
| Level error |
RF IN/OUT |
≤1.5dBm |
| |
RF OUT2 GSM |
≤2.0dBm |
| Modulation |
GMSK,BxT=0.3 |
| Norrowband Spectoum Monitor Option CTS-B7 |
| Span |
300kHz |
| Resolutionbandwidth |
4/10/20/50/100kHz |
| Dynamic range |
(p>5dBm) |
| Δf=0kHz to 30 kHz |
typ:35dBc |
| Δf=30kHz to 150 kHz |
typ:50dBc |
| Morkers |
3marders and delta-marker |
| GSM peak power meter |
|
| Frequency range |
GSM900band |
890 MHz to 915 MHz |
| |
GSM1800band |
1710MHz to 1785 MHz |
| |
GSM1900 band |
1850MHzto 1910 MHz |
| Level range |
-15dBmto 39 dBm(peak values up to 41 dBm) |
| GSMmeasurement of phase and frequency error |
| Frequencyrange |
GSM900 band |
890 MHz to 915 MHz |
| |
GSM1800 band |
1710MHzto 1785 MHz |
| |
GSM1900 band |
1850MHzto 1910 MHz |
| Reference level forfull dynamic range with 0 dB ext. |
| attenuation |
0dBm to +39(pead values up to 41 dBm) |
| Dynamicrange (p>5 dBm) |
≥55dB |
| Resolution |
0.1dB |
| DECT |
| DECT signal generator |
|
| Frequency range |
1876.608MHzto 1935.360 MHz and half channels |
| Frequency drift |
somean reference oscillator |
| Outputlevel |
|
| RFIN/OUT |
-100 dBm to -40dBm |
| RFOUT2 DECT |
(-20 dBm to dBm if RF IN2DECTis active) |
| useable up to 5 dBm |
| Level error |
≤1.5dB |
| RF IN/OUT |
≤2.0dB |
| RF OUT2 DECT |
GFSK(BxT=0.5) |
| DECT analyzer |
|
| Frequency range |
some as signal generator |
| Measurement range |
with0 dB external attenuation |
| RF IN/OUT |
30dBm to -30dBm |
| RF IN2 DECT |
-35dBmto -55dBm |
| FM demodulator |
|
| Frequency range |
0kHzto 450kHz |
| Resolution |
4kHz |
| DC offset |
<3kHz |
| Residual FM |
|
| RF IN/OUT |
<15kHz,peak,95%confidencre |
| (30dBm to 5 dBm) |
| <5kHz,peak,95% |
| confidencre |
| (30dBmto 15dBm) |
| RFIN2 DECT |
<15kHz,peak,95% |
| confidencre |
| (-35dBm to 15dBm) |
| <15kHz,peak,95% |
| confidencre |
| (-35dBm to -40 dBm) |
| Levelmeter |
| Range |
| RFIN/OUT |
30dBm to -30dBm |
| RFIN2 DECT |
-35dBm to -55 dBm |
| Dynamicrange |
≥60dB (for p=24dBm) |
| Resolution |
0.5dB |
| Accuracy |
|
| RF IN/OUT |
<1dB+resolution |
| (30dBmto 5 dBm) |
| <2dB+resolution(<5dBm) |
| RFIN2 DECT |
<2dB+resolution |
| (-35dBmto -51dBm) |
| <2.5dB+resolution(<-51 dBm) |
| Audion interface |
|
| Output |
unbalanced |
| Range |
558mV,300Hz to 3kHz |
| Output impedance |
<10Ω(RL>2kΩ) |
| S/N+THD |
30dB at max.level |
| Passband ripple |
0.5dB |
| DECT applications |
averaging 10 bursts |
| Modulation section1,2,4 |
|
| Error |
approx.11 kHz with min.(202kHz) |
| permissible deviation |
| approx.13 kHz with |
| max.(403kHz) |
| permissibledeviation |
| Frequency drift |
|
| Error |
appox.1kHz/ms(over 200 |
| bursts) |
| Transmit powr |
|
| Measurement accurocy |
|
| RF IN/OUT |
<1dB+resolution |
| (30dBmto 5 dBm) |
| <2 dB+resolution(<5dBm) |
| RFIN2 DECT |
<2dB+resloution |
| (-35 dBm to -51dBm) |
| <2.5 dB +resolution(<51 dBm) |