Bird 4304A Multiranges RF Watt Meter
Features
Fixed 25-1000 MHz, 5-500W, Portable Wattmeter
1. BIRD 4304A ¶×Íà»ç¹à¤Ã×èͧÇÑ´Áҵðҹà¡ÕèÂǡѺ¡Ò÷´Êͺ RF POWER
 2. à»ç¹à¤Ã×èͧÇÑ´¡ÓÅѧÊ觤Å×è¹ÇÔ·ÂØ (RF WATT METER) Ẻ Multi RANGEáÅÐ SWR
 3. BIRD 4304A à»ç¹à¤Ã×èͧÇÑ´ÇѵµìÁÔàµÍÃì ÊÓËÃѺà¤Ã×èͧÊè§áººANALOG àªè¹ FM BROADCAST ,CW
 4. ÂèÒ¹¤ÇÒÁ¶Õèãªé§Ò¹ 25-1000 MHz,RANGE POWER 0 – 500W ( ÁÕ element ੾ÒÐÃØè¹µÔ´µÑ駨ҡâç§Ò¹)
 5. ÊÒÁÒöÇÑ´¤èÒ FORWARD POWER áÅÐ REFLECTED POWER áÅÐ ÊÒÁÒöËÒ¤èÒ VSWR ¢Í§ÊÒÂÍÒ¡ÒÈ
 6. THRULINE ËÁÒ¶֧ ¡ÒõèͼèÒ¹ «Öè§ BIRD à»ç¹¼Ùé¤Ô´¤é¹
Details
The Model 4304A uses the basic construction of the Model 43 and modifies it with a special broadband element and range switch for general purpose RF power measurement without the hassle of carrying a set of individual elements.
Specifications
Accuracy: 25 - 100 MHz, ?7% of full scale, using correction charts, 100 - 512 MHz, ?6 of full scale, no correction needed, 512 - 1000 MHz, ?7% of full scale, no correction needed.
Connector: QC Type (Female N normally supplied)
Finish: Light Gray powder coat
Frequency Range: 25 MHz to 1.0 GHz
Insertion Loss: 25 - 512 MHz, 0.10 dB max with UHF female conn., 512 - 1000 MHz range, 0.13 dB max
Insertion VSWR: 25 - 521 MHz, 1.05 max. (with UHF female conn.), 512 - 1000 MHz, 1.07 max.
Nominal Size: 6 7/8" H x 5 1/8" W x 3 5/8" D, (175 mm x 130 mm x 92 mm)
Power Range: 5, 15, 50, 150, 500 W, with no scale limitations except power limited to 150 W from 800 - 1000 MHz
Weight: 3 lbs. (1.36 kg)