Spectrum Microwave, an RF & Microwave Components and Systems Businesss Spectrum Microwave, the combined talents of Amplifonix, Q-Bit, Magnum, Radian, FSY, and Salisbury Engineering in one world class organization
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  GPS Low Noise Amplifier
 
This series of Low Noise Amplifiers provides a filtered, low-noise gain solution ideal for applications where higher reliability is critical. These filtered low noise amplifiers are designed to reduce out-of-band interference while achieving high dynamic range.
A single ceramic filter or pair of diplexed ceramic filters with 3-pole responses select only the desired GPS signals while the low noise gain stage maintains the receiving system’s sensitivity.
The LNA rejects undesired signals by at least 40 dB at 1050, 1410, and 1710 MHz.
Product Features
  • Noise figure 1.6 dB typical
  • Double-diplexed preamp filters
  • Dual band (L1 and L2) and single band (L1) performance
  • Suitable for new L2-C signals
Filtered Low Noise Amplifier (LNA)
 
 Dual Band  5 - 16 VDC
Product Frequency Gain
(dB min.)
Noise Figure
(dB typ.)
VSWR Bandwidth
(MHz min.)
Bias DC Power
(VDC)
Temperature Range
310-025103-011 1575.42 MHz (L1)
1227.60 MHz (L2)
14 1.6 1.5:1 30 Coaxial Bias 5-16 -40°C to +71°C
310-025103-021 1575.42 MHz (L1)
1227.60 MHz (L2)
14 1.6 1.5:1 30 Ext Bias, MR01 5-16 -40°C to +71°C
310-025105-011 1575.42 MHz (L1)
1227.60 MHz (L2)
26 1.6 1.5:1 30 Coaxial Bias 5-16 -40°C to +71°C
310-025105-021 1575.42 MHz (L1)
1227.60 MHz (L2)
26 1.6 1.5:1 30 Ext Bias, MR01 5-16 -40°C to +71°C
310-025107-011 1575.42 MHz (L1)
1227.60 MHz (L2)
34 1.6 1.5:1 30 Coaxial Bias 5-16 -40°C to +71°C
310-025107-021 1575.42 MHz (L1)
1227.60 MHz (L2)
34 1.6 1.5:1 30 Ext Bias, MR01 5-16 -40°C to +71°C
310-025109-011 1575.42 MHz (L1)
1227.60 MHz (L2)
45 1.6 1.5:1 30 Coaxial Bias 5-16 -40°C to +71°C
310-025109-021 1575.42 MHz (L1)
1227.60 MHz (L2)
45 1.6 1.5:1 30 Ext Bias, MR01 5-16 -40°C to +71°C
 
 Dual Band  16 - 32 VDC
Product Frequency Gain
(dB min.)
Noise Figure
(dB typ.)
VSWR Bandwidth
(MHz min.)
Bias DC Power
(VDC)
Temperature Range
310-025103-012 1575.42 MHz (L1)
1227.60 MHz (L2)
14 1.6 1.5:1 30 Coaxial Bias 16-32 -40°C to +71°C
310-025103-022 1575.42 MHz (L1)
1227.60 MHz (L2)
14 1.6 1.5:1 30 Ext Bias, MR01 16-32 -40°C to +71°C
310-025105-012 1575.42 MHz (L1)
1227.60 MHz (L2)
26 1.6 1.5:1 30 Coaxial Bias 16-32 -40°C to +71°C
310-025105-022 1575.42 MHz (L1)
1227.60 MHz (L2)
26 1.6 1.5:1 30 Ext Bias, MR01 16-32 -40°C to +71°C
310-025107-012 1575.42 MHz (L1)
1227.60 MHz (L2)
34 1.6 1.5:1 30 Coaxial Bias 16-32 -40°C to +71°C
310-025107-022 1575.42 MHz (L1)
1227.60 MHz (L2)
34 1.6 1.5:1 30 Ext Bias, MR01 16-32 -40°C to +71°C
310-025109-012 1575.42 MHz (L1)
1227.60 MHz (L2)
45 1.6 1.5:1 30 Coaxial Bias 16-32 -40°C to +71°C
310-025109-022 1575.42 MHz (L1)
1227.60 MHz (L2)
45 1.6 1.5:1 30 Ext Bias, MR01 16-32 -40°C to +71°C
 
 Single Band  5 - 16 VDC
Product Frequency Gain
(dB min.)
Noise Figure
(dB typ.)
VSWR Bandwidth
(MHz min.)
Bias DC Power
(VDC)
Temperature Range
310-024105-011 1575.42 MHz (L1) 26 1.6 1.5:1 30 Coaxial Bias 5-16 -40°C to +71°C
310-024105-021 1575.42 MHz (L1) 26 1.6 1.5:1 30 Ext Bias, MR01 5-16 -40°C to +71°C
310-024107-021 1575.42 MHz (L1) 34 1.6 1.5:1 30 Ext Bias, MR01 5-16 -40°C to +71°C
310-024109-011 1575.42 MHz (L1) 45 1.6 1.5:1 30 Coaxial Bias 5-16 -40°C to +71°C
 
 Single Band  16 - 32 VDC
Product Frequency Gain
(dB min.)
Noise Figure
(dB typ.)
VSWR Bandwidth
(MHz min.)
Bias DC Power
(VDC)
Temperature Range
310-024103-022 1575.42 MHz (L1) 14 1.6 1.5:1 30 Ext Bias, MR01 16-32 -40°C to +71°C
 
 
 
 
 
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2144 Franklin Dr. N.E.  ·  Palm Bay, FL  ·  Phone: 888-553-7531  ·  Fax: 888-553-7532
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