contract me
- 莫凯迪/Mr.Mokaidi
- 广州新赛格电子城3351 3352, 广东, China
- mokia1985@gmail.com . ship worldwide and accept the paypal payment or Bank transfer Guangzhou,GuangDong,China 国内客户 电话联系 13580417781 广州新赛格电子城3351 3352
Saturday, April 25, 2009
AMPH TEI 14949 75-Ohm Triax Termination Twinax TWC-124 RF 2m cable use
TROMPETER TWINAX CABLES | Attenuation Db/100 FT @ Degrees C | |||||||||||
Code No | Cable | Impedence | Shield | Max O/D | Dielectric | 30 MHz | 50 MHz | 100 MHz | 200 MHz | 500 MHz | 700 MHz | 1 GHz |
061 | TWC-124-1A | 124 Ohms | TC | 0.150" | PTFE | 1.20 | 13.20 | 18.70 | 26.40 | 41.70 | 49.40 | 59.00 |
062 | TWC-124-2 | 124 Ohms | TC | 0.245" | PTFE | 2.80 | 3.60 | 5.10 | 7.20 | 11.40 | 49.40 | 59.00 |
063 | TWC-78-2 | 78 Ohms | TC | 0.242" | PTFE | 3.90 | 5.10 | 7.50 | 10.50 | 16.00 | 18.60 | 22.50 |
Saturday, April 4, 2009
CATC merlin mobile bluetooth protocol analyzer
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Friday, April 3, 2009
Fluke DS3port Plus Handheld Network Analyzer
Fluke DS3port Plus
- Condition: Excellent
- Includes: Wall Charger
DS3portR PLUS;
手持式DS3/ATM网络分析仪
接口:非平衡75同轴连接
显示:21x8文本模式或128 x64图形模式
适用标准
ATM Forum UNI3.1 FCC Part 15-Subpart B Class A ETL 安全性能参照UL 1950的指标
DS3物理层
比特率:44.210Mbps
接收
输入幅值:DSX-MON(36mV最小值)至DSX-HIGH(900mV额定值)
输入阻抗典型值
线路速率:44.736Mbps± 20ppm
功率表:0.1V-3.6V ±20%
传输输出
幅值:0.65V 最小值(有线路补偿),0.85V最小值(无线路补偿)
线路速率:44.736Mbps± 20ppm
线路编码:B3ZS
输出阻抗:75典型值
定时:内部或环路
LOS检测
3.9S期间,接收信号小于36mV
DS3帧
支持DS3帧格式:C-比特帧,M13帧
DS3错误检测
F-比特、线路码抖动、C-比特奇偶性、错误信息段、FEBE、帧丢失、P-比特
PLCP错误检测
PLCP BIP -8、PLCP帧错误、PLCP FEBE
DS3告警检测
LOS,Blue Alarm-Type 1、Blue Alarm-Type 2、FERF
PLCP报警产生
LOS、Blue Alarm-Type1、Blue Alarm-Type2、FERF
PLCP报警产生
PLCP LOF、PLCP yellow
DS3错误产生
线路码抖动、C-比特、FEBE、F-比特、P-比特
PLCP错误产生
PLCP帧比特、PLCP FEBE、PLCP BIP-8
DS3和PLCP误码率测试
全“1”、全“0”、215-1PRBS、223误-1 PRBS、用户自定义
ATM层
信元映射:DS3负载中的ATM信元、字节定位信元速率调整:通过插入空信元实现
信元定界:按照ITU 1.432描述的HEC机制或PLCP帧
panasonic VIC 100 38dbi gain L1 gps timing antenna
Input impedance
50W
Output VSWR
1.5 typ. / 2.5 max.
Bandwidth ± 3dB
--
Polarisation
Right hand circular
Total gain
30dBi min. / 38dBi typ.
(with 6 m cable)
Azimuth coverage
360°
Elevation coverage
0 to 90°
Gain characteristics of
antenna element
Gain (at zenith)
3.0dBi typ.
Gain (at 0 degree)
-10dBi min.
Axial ratio
3dB typ.
Filter characteristics
Attenuation typical value
60dB (at ± 50MHz)
Noise figure
1.8dB
Electrical
Power requirements
5V ± 0.5V
Power ronsumption
20mA typ., 27mA max.
Environmental
Operational temperature
-40 to +85°C
Storage temperature
-45 to +90°C
Humidity (below dew point)
40 to 95%RH
Rubidium FE-5650A Rubidium Frequency Standard 10 MHz
FE-5650A Specifications:
- Frequency: 10 MHz
- Settability: ±1 x10^-11 (range 2 x 10^-9)
- Adjustment Range: 3 x 10^-9
- Long Term Stability: 4 x 10^-11/month; 2 x 10^-10/year
- Short Term Stability Averaging Time (SEC): f/f; 10^0 1.4 x 10^-11; 10^1 4.4 x 10^-12; 10^2 1.4 x 10^-12
- Warm-up Time: <4 min. to 5 x 10^-10 @ 25º C; <10 min. to 5 x 10^-10 @ -55º C
- Retrace: 1 x 10^-11 when measured at the same temperature, power off <24 hrs.
- Output Voltage: 0.5 VRMS into 50 Ohm sinewave
- Harmonic Distortion: -30 dB
- SSB Phase Noise Offset from Signal: 10 MHz Phase Noise (1 Hz BW); 101 Hz 89 dBc; 102 Hz 125 dBc; 103 Hz 145 dBc
- Voltage Variation: <1 x 10^-11 for input voltage range
- Power Consumption, During Warm-Up: 45 Watts max
- Power Consumption, After Warm-Up: 20 Watts max
Manufacturer's Page:
FE-5650A Rubidium Atomic Frequency Standard
i have full information on it. software,manual.pinout.it can reprogramme with RS232(range 1hz-20mhz).
with the software,it even become PATTERN generator.
they made in 2006 year 33th weeks.SO NO worry about the life.