Bird 4304A|鳥牌4304A 通過式功率計
4304A, Fixed 25-1000 MHz 5-500 Watt Element, Wattmeter uses the basic construion of the Model 43 and modifies it with a special broadband element and range switch for general purpose RF power measurement without the hle of carrying a set of individual elements.
Fixed 25-1000 MHz, 5-500W, Portable Wattmeter
Uses a Single Broadband Element with a 5-position Range Switch
Same rugged metal housing as the Model 43
Quick Change (QC) conneors to minimize the need for adaptors when making critical measurements
produ specifications:
| Item No | 4304A |
| Item Name | Fixed 25-1000 MHz 5-500 Watt Element, Wattmeter |
| Power Range | 5, 15, 50, 150, 500 W, with no scale limitations except power limited to 150 W from 800-1000 MHz |
| Frequency Range | 25 MHz - 1.0 GHz |
| Accuracy | 25-100 MHz, ± 7% of full scale, using correion charts. 100-512 MHz, ± 6 of full scale, no correion needed. 512-1000 MHz, ± 7% of full scale, no correion needed. |
| Insertion VSWR | 25-521 MHz, 1.05 max. (UHF female conn.) 512-1000 MHz, 1.07 max. |
| Insertion Loss | 25-512 MHz, 0.10 dB max. with UHF female conn., 512-1000 MHz range, 0.13 dB max. |
| Conneors | QC Te (Female N normally supplied) |
| Finish | Gray Powder Coat |
| Dimensions | 6-7/8" x 5-1/8" x 3-5/8", including conneors (H x W x D) 175 x 130 x 92 mm |
| Weight | 4 lbs. (1.8 kg) |
| Note | (1) 4304A-1 Element supplied with unit |
