Posts by YAN CAO

YAN CAO December 4, 2018

Dear Customer, The festive season is just around the corner and to ensure we can support you effectively we would like to confirm our opening hours and the level of support that is available to you over the holiday period. however, you can shop online 24/7 at Eyou.com.au . Our staff will ship product through-out the festive season...

YAN CAO April 1, 2018

The VSWR ( The voltage standing wave ratio ) is a measure of impedance match of load to the transmission line. Return loss is the measure of the magnitude of the reflection coefficient ( negative value ) in dB.  #customers { font-family: "Trebuchet MS", Arial, Helvetica, sans-serif; border-collapse: collapse; width: 100%; } #customers td, #customers th {...

YAN CAO March 31, 2018

The outer conductor size of these connectors prevents the mating of incompatible connectors. Connectors in each of the shaded areas below have the same size outer conductor and therefore can safely be mated together. However, damage to connectors occurs from wear, lack of cleaning, improper connection techniques, and poor handling techniques. When mated, a damaged connector can cause...

YAN CAO March 21, 2018

Simplified EMI PreCompliance & Debug RSA5000 SERIES SPECTRUM ANALYZERS High Performance Real-Time Spectrum Analyzers 3.2 GHz to 6.5 GHz models with available 40 MHz Real-Time BW 7.45 µs 100% POI 9 kHz to 3.2 or 6.5 GHz Frequency Range 10.1” Capacitive touchscreen display Displayed Average Noise Level as low as -165 dBm with opt. PreAmplifier...

YAN CAO September 2, 2017

Racomtech provided indoor (IDU)and outdoor units (ODU) with a cost effective solution for the transmission of RF and Data signals over fiber in extreme conditions. The IDU's is installed in the equipment house, the ODU’s can be pole or wall mounted by the antenna, which eliminates the need for environment-controlled shelters. The indoor and outdoor units can accommodate any combination...

YAN CAO July 17, 2015

RFSim99 is a free linear S-parameter based circuit simulator offering schematic capture, simulation, 1 port and 2 port S-parameter display and file support, tolerance analysis, stability circles, and much more. Below is the sample for using RFsim99 to design a RF filter achieved the Combined 144MHz Low-Pass and 432 MHz Notch Filter Design a...

YAN CAO June 8, 2015

There are many wireless antenna connectors. The type of wireless antenna connector you may need will depend on the Manufacturer and Type of device you have. Most people get confused of the gender of antenna connectors because many of them are Reverse Polarity (RP). A male reverse polarity connector such as RP-SMA male will not have the pin that many identify with. Below is a...

YAN CAO June 7, 2015

Introduction: Array 366X series product, as the high-efficient programmable switching power supply, is characterized by low output ripple and noise which rival traditional linear power supply. The dual lines LCD, full function keyboard and reliable rotary knob make its operation quite convenient and speedy. Supporting the SCPI commands , equipped with optional RS232 and GPIB interfaces,...

YAN CAO May 30, 2015

Introduction: 3720A,3721A,3722A and 3723A Electronic Loads provide an adaptable, and functional asset wherever power sources need to be tested.These units are designed to provide high reliability, great performance, and ease of operation with multiple functionality. Features: 4 basic functions: CC, CV, CR, and CP ; and 8...