Heath Consultants Aqua-Scop - Manual (Page 13)

D. Headphones (part No. 2911352)
(Figure 6)
1. General Specifications:
Weight: Approximately 0.94 Lbs
(425 Grams)
Impedance: 600 Ohms DC resistance
Frequency
Response: 40-18,000 hertz
Output: 105 db
Type: Dynamic/dual/mono
The Headset used with the AQUA-SCOPE is depicted in Figure 6.
The ear pads provide comfort to the user and minimize the reception
at the ear of unwanted noises adjacent to the work area. The 1/4”
monaural phone plug mates with the 1/4” phone jack labeled “H” on
the Amplifier Module.
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