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Advanced microwave components(Patented Products)
Microwave miniature
variable attenuator
Microwave miniature
temperature compensation
attenuator
Fixed Attenuator Chip
Fixed Attenuator
Patented technology for the IC design & packaging of microwave semiconductor chips
Microwave FET bias circuit
Low cost dispensing 　 method for small chips
Resin-packaging method for 　chips on substrate
Outstanding R & D team

　The company has an outstanding R&D team constituted by Doctors, professors and experts returned from abroad...[[More]

Product competitiveness
Innovative patented technology,excellent RF characteristics, competitive cost are the highlights of Yantel products...[more]
National science & Technology programs
　Our Temperature Compensation Attenuator Project has been recognized as... [More]
advanced manufacturing facilities and RF test equipments
Yantel is well equipped with advanced manufacturing facilities for...[More]
Central applications
Power Amplifier、Base station、WLAN (2.4GHz or 5.8GHz)、WiMAX、Mobile communication、Optical Transceiver Module ...[More]


Frequency range:30MHz to multi-GHz

product name： Fixed Attenuator
Patent pending　　　　　　　Fixed Attenuator
Features:
● Frequency range from DC to 18GHz
● Attenuation from 1dB to 40dB
● Input power: 2W~5W
● High attenuation accuracy
● Small VSWR
● Stainless steel or brass
● Ceramic chip
● Low cost-high performance		 Applications:
● Communications
● Digital transmission
● Radar
● Broadcast television
● Test
 
Characteristics

For example the testing curves of FAT1410S2(DC－14GHz,10dB, SMA, 2W)

Model Description
Specifications
 DC to 6GHz, 2Watt, SMA
MODEL
FREQ.
RANGE
(GHz)
fL-fU
 ATTENUATION
(dB)
ATTENUATION
ACCURACY
(dB)
VSWR
(:1)
POWER
(Watt)
DC - 2GHz
DC  -  4GHz
DC-  6GHz
DC to 3GHz
3 to 6GHz
Typical 
Typical 
Typical 
Max.
DC-6
1
±0.20
±0.40 
1.10
1.15
1.20
1.25
2
2
±0.20
±0.40 
1.10
1.15
1.20
1.25
3
±0.10
±0.40 
1.10
1.15
1.20
1.25
4
±0.15
±0.30 
1.10
1.15
1.20
1.25
5
±0.10
±0.30 
1.10
1.15
1.20
1.25
6
±0.20
±0.30 
1.10
1.15
1.20
1.25
9
±0.15
±0.50 
1.10
1.15
1.20
1.25
10
±0.20
±0.50 
1.10
1.15
1.20
1.25
15
±0.55
±0.60 
1.10
1.15
1.20
1.25
20
±0.60
±0.60 
1.10
1.15
1.20
1.25
30
±0.60
±2.0
1.10
1.15
1.20
1.30
 DC to 6GHz, 2Watt, N type
MODEL
FREQ.
RANGE
(GHz)
fL-fU
 ATTENUATION
(dB)
ATTENUATION
ACCURACY
(dB)
VSWR
(:1)
POWER
(Watt)
DC - 2GHz
DC  -  4GHz
DC-  6GHz
DC to 3GHz
3 to 6GHz
Typical 
Typical 
Typical 
Max.
DC-6
1
±0.20
±0.40 
1.10
1.15
1.20
1.25
2
2
±0.20
±0.40 
1.10
1.15
1.20
1.25
3
±0.20
±0.30 
1.10
1.15
1.20
1.25
4
±0.20
±0.30 
1.10
1.15
1.20
1.25
5
±0.20
±0.30 
1.10
1.15
1.20
1.25
6
±0.20
±0.30 
1.10
1.15
1.20
1.25
9
±0.20
±0.50 
1.10
1.15
1.20
1.25
10
±0.25
±0.50 
1.10
1.15
1.20
1.25
15
±0.55
±0.60 
1.10
1.15
1.20
1.25
20
±0.50
±0.55 
1.10
1.15
1.20
1.25
30
±0.50
±2.0
1.10
1.15
1.20
1.30
 DC to 6GHz, 2Watt, SMB(B)
MODEL
FREQ.
RANGE
(GHz)
fL-fU
 ATTENUATION
(dB)
ATTENUATION
ACCURACY   
(dB)
VSWR
(:1)
POWER
(Watt)
DC - 2GHz
DC  -  4GHz
DC-  6GHz
DC to 6GHz
Typical 
Typical 
Typical 
Max.
DC-6
1
±0.5
1.10
1.15
1.20
1.25
2
2
±0.3
1.10
1.10
1.20
1.25
3
±0.3
1.10
1.15
1.20
1.25
FAT0604B2
4
±0.4
1.10
1.15
1.20
1.25
5
±0.4
1.10
1.15
1.20
1.25
6
±0.4
1.10
1.20
1.20
1.25
FAT0609B2
9
±0.5
1.10
1.15
1.20
1.25
10
±0.5
1.10
1.10
1.20
1.25
15
±0.6
1.10
1.15
1.20
1.25
20
±1.0
1.10
1.15
1.20
1.25
30
±1.5
1.10
1.15
1.20
1.25
 DC to 14GHz , 2 or 5Watt,  SMA(S)or N type(N)
MODEL
FREQ.
RANGE (GHz)
fL-fU
ATTENUATION
(dB)
ATTENUATION
ACCURACY   
(dB)
VSWR
(:1)
 　
POWER
(Watt)
　
SMA Type Connector
N Type Connector
DC-4GHz
DC-8GHz
DC-14GHz
DC to 14GHz
Typical 
Typical 
Typical 
Max.
DC-14
3
±0.3 
1.10
1.15
1.20
1.35
2
6
±0.5 
1.10
1.10
1.20
1.35
10
±0.8 
1.10
1.15
1.20
1.35
20
±1.0
1.10
1.15
1.20
1.35
30
±1.2 
1.10
1.15
1.25
1.35
40
±1.5 
1.10
1.15
1.35
1.50
FAT1403N5
3
±0.3 
1.10
1.15
1.20
1.35
5
FAT1406N5
6
±0.5 
1.10
1.15
1.20
1.35
FAT1410N5
10
±0.8 
1.10
1.15
1.20
1.35
FAT1420N5
20
±1.0
1.10
1.15
1.20
1.35
FAT1430N5
30
±1.2 
1.10
1.15
1.25
1.35
FAT1440N5
40
±1.5
1.10
1.15
1.35
1.50
  DC to 18GHz, 2 or 5Watt, SMA(S)
　
MODEL
　
　
　
FREQ. RANGE  
(GHz)
fL-fU
 ATTENUATION
(dB)
ATTENUATION
ACCURACY   
(dB)
VSWR
(:1)
 　
POWER
(Watt)
　
DC-8GHz
DC-12GHz
DC-18GHz
DC to 18GHz
Typical 
Typical 
Typical 
Max.
DC-18
3
±0.3 
1.15
1.20
1.30
1.50
2
6
±0.5 
1.15
1.20
1.30
1.50
10
±1.0
1.15
1.20
1.30
1.50
20
±1.2 
1.15
1.20
1.30
1.50
30
±1.5
1.15
1.30
1.55
1.65
40
±1.5 
1.15
1.30
1.55
1.65
3
±0.3 
1.15
1.20
1.30
1.50
5
6
±0.5 
1.15
1.20
1.30
1.50
10
±1.0
1.15
1.20
1.30
1.50
20
±1.2 
1.15
1.20
1.30
1.50
30
±1.5
1.15
1.30
1.55
1.65
40
±1.5 
1.15
1.30
1.55
1.65
 
 12
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