Dongguan Jie Tong Electronic Instrument Co., Ltd. 
 Contact: Mr. Zhou 
 Tel: 13760331089 
 QQ: 1511158498 
 T: 0769-82086182 
 F: 0769-82086182 
 Zip Code: 523710 
 Address: Hung Lai Yuen Road, Zhenjiang Tangxia Garden 3 6F 

 Frequency Range: 150KHz ~ 1GHz 
 Dynamic range: -100 ~ +10 dBm 
 * Phase synchronous direct digital synthesis (DDS) 
 ? Frequency and level can be directly entered using the numeric keypad 
 * Temperature compensated reference signal with high stability crystal oscillator (TCXO) 
 * Filter 20KHz, 500KHz 

 Features: 
 Frequency 
 Coverage 150KHz ~ 1GHz 
 Accuracy of 100KHz (4 1 / 2 bit) 
 Centre covering 0 ~ 1GHz 
 Accuracy of ± 100KHz 
 Stability <150KHz / h 
 Scan width static, 100KHz / cell ~ 100MHz / grade cell 1-2-5-10 
 Accuracy ± 10% 
 Cursor frequency display 4-bit half- 
 Cursor Accuracy ± (0.1% width +100 KHz) 
 Band-pass resolution 20KHz/500KHz (-3db) 
 Band-pass image 4KHz 
 Fixed scan time 23ms 
 Margin 
 Test range-100dBm ~ +10 dBm 
 Noise level-103dBm (500KHz band pass) 
 Frequency Response (500MHz 10dB attenuation when) ± 2dB 
 Attenuator were 40dB, 10dB / file 
 Accuracy ± 2dB 
 Maximum safe input level (attenuation of 20dB when) ± 20dBm, DC ± 25V 
 Display range 80dB, 8 cell 
 Unit dBm 
 Reference level -27 / -17 / -7 / +3 / +13 (dBm)