Narda 8616 System
Narda 8616 Electromagnetic Radiation Monitor
Narda 8662B Probe
Narda 8623D Probe
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Radiation Monitoring System
Features
- 3½" linear scale which covers a 13 dB dynamic range
- Two response times are available by front panel selection. A slow response time of 3 seconds in addition to a fast response (one second)
- Max hold
- Panel control allows an audible alarm to be set at any percentage of full scale value
- 1000:1 (30 dB) dynamic range
- Zero pushbutton mounted in the handle provides a means for fast and accurate automatic zeroing of the meter
- Removable mounting bracket
- All 8600 series probes are interchangeable
Meter Specifications
| Dynamic Range |
30 dB |
| Power or Field Strength Reading Ranges |
See chart above |
| Meter Scales |
Linear, Marked 0-2 and 0-10 |
| Sensitivity Ranges |
Three, selected by front panel switch |
| Zero Control |
Front panel pushbutton |
| Response Time including Meter |
1 second (nominal) fast position |
| 3 second (nominal) slow position |
| Additional Features |
Maximum Hold Method of Operation |
| Recorder Output |
+3V nominal at full scale into minimum load of 1000W
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| Power Density Alarm |
An adjustable audible alarm preset by panel control for a percentage of full scale |
| Battery Type |
25 Volt Rechargeable nickel-cadmium
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| Battery Use Time (Approx.) |
40 hours; 3:1 use to charge time |
| Size |
10" x 4¼" x 4" not including handle |
| Weight |
5.5 lb |
Probe Specifications
| Probe Model |
Frequency
Range |
Full Scale
Ranges |
Range of
Measurement |
8652
8662B |
300kHz - 10MHz
300kHz - 1GHz |
2, 20 and 200 mW/cm² |
0.1 to 200 mW/cm² |
| 8661 |
300kHz - 1GHz |
0.2, 2 and 20 mW/cm² |
0.01 to 20 mW/cm² |
| 8631 |
10MHz - 300MHz |
.2, 2 and 20 mW/cm² |
0.01 to 20 mW/cm² |
| 8633 |
1, 10 and 100 mW/cm² |
0.05 to 100 mW/cm² |
| 8682 |
300kHz - 1.5GHz |
2, 20 and 200% ANSI RFPG |
0.02 to 200% ANSI RFPG |
| 8621D |
300MHz - 40GHz |
0.2, 2 and 20 mW/cm² |
0.1 to 20 mW/cm² |
| 8623D |
1, 10 and 100 mW/cm² |
0.05 to 100 mW/cm² |
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