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Bird 4410 Thruline RF Directional Wattmeter
The Bird 4410 THRULINE wattmeter is the choice when very sensitive accuracy is required. Inside the 4410 is an amplifier employing a self-balancing measurement technique. Requires plug-in elements. Each 4410 element can provide 7 power ranges selectable on a front panel switch. Power ranges are dependent on the element selected.
Optional 4410 Elements:
| Full-Scale Power and Frequency Ranges 0-10, 30, 100, 300 Milliwatts, 1, 3, 10 Watts |
| Model |
4410-20 |
4410-21 |
4410-27 |
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4410-23 |
4410-24 |
4410-25 |
4410-26 |
4410-28 |
| MHz |
30-50 |
50-88 |
88-108 |
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150-250 |
225-400 |
400-800 |
800-900 |
900-1000 |
| Full-Scale Power and Frequency Ranges 0-100, 300 Milliwatts, 1, 3, 10, 30, 100 Watts |
| Model |
4410-10 |
4410-11 |
4410-12 |
4410-13 |
4410-14 |
4410-15* |
4410-16* |
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| MHz |
25-80 |
50-125 |
100-250 |
200-500 |
400-1000 |
1000-1800 |
1800-2300 |
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| Full-Scale Power and Frequency Ranges 0-1, 3, 10, 30, 100, 300, 1000 Watts |
| Model |
4410-3 |
4410-5 |
4410-6 |
4410-7 |
4410-8 |
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| MHz |
230 |
25-80 |
50-200 |
144-520 |
200-1000 |
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| Full-Scale Power and Frequency Ranges 0-10, 30, 100, 300, 1000, 3000, 10,000 Watts |
| Model |
4410-1 |
4410-2 |
4410-4 |
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| MHz |
0.2-0.535 |
0.45-2.5 |
2-30 |
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| *Accuracy is ±8% of reading |
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