F o r m o r e i n f o r m a t i o n :
G N N e t c o m , I n c .
7 7 N o r t h e a s t e r n B l v d . N a s h u a N H 0 3 0 6 2
1 - 8 0 0 - 8 2 6 - 4 6 5 6 w w w . g n n e t c o m . c o m
P r i n t e d i n U S A .
0 4 / 0 1
G N I - 2 1 5 A
The GN 8050-TCA is designed to work with any GN Netcom brand
headset. For PC voice applications, we recommend using the following
models:
GN 2100 Flex
headsets, feature a flexible
boom and noise-canceling microphone.
Also available in binaural (GN 2125-NC).
GN 2200 Omega™
headsets deliver
professional performance at a surprising
price. Also available in monaural (GN 2220).
The Profile SureFit
™ headsets meet the demands of PC voice applications. Where
accuracy is most critical, nothing beats the performance of the Profile UNC SF, with the
most effective noise-canceling microphone in the industry. And every Profile SureFit model
gives you three interchangeable wearing styles—flexible earhook, earloop and headband.
The ADDvantage Plus
has become the
industry standard, with its combination
of great sound, lasting comfort and
exceptional durability. Also available in
monaural (ADP-I).
Optima-G
is the incredibly affordable
headset with great sound, great looks and
a light, low-profile design. Also available
in binaural (OPT-2N).
GN 2120-NC
GN 2225
405-UNC-SF
OPG-1N
ADP-II
405-FLEX-SF
TELEPHONE
Transmit Specifications
Normal Output:
-13 ± 3 dBV (transmit gain set to maximum)
Frequency Response:
250 Hz ~ 6 kHz
Distortion:
Less than 3%
Operating Current Range:
30 mA ~ 108 mA
Operating Terminal Voltage:
4 – 24 V DC Carbon, 1.85 V DC Electret
Polarity: Non-polarity
sensitive
Voice Switching Threshold:
72 ± 3.5 dB SPL
Voice Switching Depth:
19 ± 3 dB
Voice Switching Attack Time:
10 ± 5 mS
Voice Switching Release Time:
200 ± 50 mS
Receive Specifications
Input Impedance:
300 ± 20%
Output Level:
87 dB SPL
Normal Volume Control Range:
32 ± 4 dB
Compression Threshold Level:
-38 ± 3.5 dBV
Compression Attack Time:
10 ± 5 mS
Compression Release Time:
200 ± 50 mS
Compression Dynamic Range:
37 ± 3.5 dB
Frequency Response:
250 Hz ~ 6 kHz
Distortion:
Less than 5%
Acoustic Limiting:
< 112 dB SPL
COMPUTER
Transmit Specifications
Fixed Output Level:
-35.5 ± 3.5 dBV
Output Impedance:
600
Ω
Frequency Response:
200 Hz ~ 6 kHz
Receive Specifications
Output:
86 ± 3.5 dB SPL
Input Impedance:
5K
Computer Volume Control Range: 21 dB
General Specifications
Operating Temperature:
0º - 50ºC
Safety Compliance:
CUL 1950, OSHA
29 CFR 1910. 95, FCC Part 68
Housing Material:
ABS
Host Phone Compatibility:
Carbon, Electret, AT&T 700, 800
and Call Master V, VI
Power:
4-24 V DC in position "G"
1.85 V DC Minimum in position "A"
Battery Life:
> 2500 hours
Low Battery Indicator:
1.5 kHz Tone every 6 seconds
Computer Interface :
Dual 3.5 mm Stereo Plugs
GNN-157 8050-TCA LO 4/10/01 11:40 AM Page 2
