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Guangzhou Feier Electric Co., Ltd.

amplifier,microphone,hearingaid

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Protable Amplifier

Protable Amplifier

Expiry date: 2009-07-05
1.AudioOutput:7w

2.Power Supply:9v<AA1.5*6>

3.FREQUENCY Response:100Hz-10KHz

4.Distortion:<5%

5.Working Temperature:-45 >>

Amplifier

Amplifier

Expiry date: 2009-07-05
Carrier Frequency Range :VHF 170-260MHz
Modulation Mode :FM
Max.Deviation Range :+\-25khz
Sensitivity:25KHz,S/N>60db
S/N89db
Operation Voltage:0.5A,12~15VD >>

Amplifier

Amplifier

Expiry date: 2009-07-05
Carrier Frequency Range :VHF 170-260MHz

Modulation Mode :FM

Max.Deviation Range :+\-25khz

Sensitivity:25KHz,S/N>60db

S/N89db

Operation Voltage:0. >>

Amplifier

Amplifier

Expiry date: 2009-07-05
Carrier Frequency Range :VHF 170-260MHz

Modulation Mode :FM

Max.Deviation Range :+\-25khz

Sensitivity:25KHz,S/N>60db

S/N89db

Operation Voltage:0. >>

Wireless Microphone

Wireless Microphone

Expiry date: 2009-07-05
1Cartirde:ry-101
2.Sensitivity:-73+3dB
3.Frequency range:110-118MHz
4.Serviceareas:15-30m
5.Operating voltage:1.5v >>

Microphone

Microphone

Expiry date: 2009-07-05
Description:
1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ
2.Frequency Stability:0.002%
3.Sensitivity:50db
4.Resembles Inferference:>80db
5.Signll n >>

Microphone

Microphone

Expiry date: 2009-07-05
1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ
2.Frequency Stability:0.002%
3.Sensitivity:50db
4.Resembles Inferference:>80db
5.Signll noise Ratio:>90d >>

Microphone

Microphone

Expiry date: 2009-07-05
1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ
2.Frequency Stability:0.002%
3.Sensitivity:50db
4.Resembles Inferference:>80db
5.Signll noise Ratio:>90d >>

Microphone (RY-2002)

Microphone (RY-2002)

Expiry date: 2009-07-05
Description:

1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ

2.Frequency Stability:0.002%

3.Sensitivity:50db

4.Resembles Inferference:>80db

>>

Microphone (RY-8440)

Microphone (RY-8440)

Expiry date: 2009-07-05
Description:

1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ

2.Frequency Stability:0.002%

3.Sensitivity:50db

4.Resembles Inferference:>80db

>>

Microphone (RY-3003)

Microphone (RY-3003)

Expiry date: 2009-07-05
Description:

1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ

2.Frequency Stability:0.002%

3.Sensitivity:50db

4.Resembles Inferference:>80db

>>

Micropone

Micropone

Expiry date: 2009-07-05
1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ
2.Frequency Stability:0.002%
3.Sensitivity:50db
4.Resembles Inferference:>80db
5.Signll noise Ratio:>90d >>

Micropone (RY-3133)

Micropone (RY-3133)

Expiry date: 2009-07-05
1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ

2.Frequency Stability:0.002%

3.Sensitivity:50db

4.Resembles Inferference:>80db

5.Signll noise Ra >>

Micropone (RY-333A)

Micropone (RY-333A)

Expiry date: 2009-07-05
1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ

2.Frequency Stability:0.002%

3.Sensitivity:50db

4.Resembles Inferference:>80db

5.Signll noise Ra >>

Micropone

Micropone

Expiry date: 2009-07-05
1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ
2.Frequency Stability:0.002%
3.Sensitivity:50db
4.Resembles Inferference:>80db
5.Signll noise Ratio:>90d >>

Microphone

Microphone

Expiry date: 2009-07-05
1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ

2.Frequency Stability:0.002%

3.Sensitivity:50db

4.Resembles Inferference:>80db

5.Signll noise Ra >>

Microphone

Microphone

Expiry date: 2009-07-05
1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ

2.Frequency Stability:0.002%

3.Sensitivity:50db

4.Resembles Inferference:>80db

5.Signll noise Ra >>

Microphone

Microphone

Expiry date: 2009-01-01
1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ
2.Frequency Stability:0.002%
3.Sensitivity:50db
4.Resembles Inferference:>80db
5.Signll noise Ratio:>90d >>

Microphone

Microphone

Expiry date: 2009-01-01
1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ
2.Frequency Stability:0.002%
3.Sensitivity:50db
4.Resembles Inferference:>80db
5.Signll noise Ratio:>90d >>

Microphone

Microphone

Expiry date: 2009-01-01
Description:
1.Carrier Frequency Range:VHF 210-270MHz/450-650MHZ
2.Frequency Stability:0.002%
3.Sensitivity:50db
4.Resembles Inferference:>80db
5.Signll n >>
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