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SP70 432MHz Masthead Preamplifier

 

  • 0.7dB Noise figure
  • 430-440Mhz Frequency Range
  • 12-22dB adjustable gain
  • 500W SSB power handling
  • RF sensed changeover or sequential
  • Powered from DC voltage on Coaxial cable
 

Availability: In stock

Price excl VAT: £261.36 Incl VAT: £313.63
 
OR

SP70 low noise masthead preamplifier for 430-440MHz

For 2014 SSB have revamped the range of preamplifiers.
Some are just renamed, some have improved performance.  The old SP2000 for instance is now called the SP200 and has a lower NF. The SP7000 is now rhe SP70 and higher power rating.

 

TYPICAL GAIN AND NOISE PLOT HERE

Details as per the table below:

 
Technical Data
SP-600
SP-200
SP-70
SP-23
SP-138
Frequency range/MHz
50-52
144-146
430-440
1250-1300
2300-2400
Noise figure
0,4 dB
0,5 dB
0,7 dB
0,9 dB
0,9 dB
Amplification
10-20 dB*
10-20 dB*
10-20 dB*
20 dB
20 dN
Switching power w. HF-Vox
100 W
100 W
100 W
10 W
10 W
Permissable power 
w. DCW-2004 (SSB)
750
750
500
100
50
Permissable power 
w. DCW-2004 (FM)
500
500
300
100
25
Insertion loss
0,03 dB
0,04 dB
0,15 dB
0,4 dB
0,7 dB
Operating voltage
13,8 V
13,8 V
13,8 V
13,8 V
13,8 V
Current consumption
400 mA
400 mA
400 mA
400 mA
max. Mast diameter
58 mm
58 mm
58 mm
58 mm
58 mm
Recommended remote powering coupler
DCW 2004 B
DCW 2004 B SHF
*Amplification is adjustable internally or by a variable attenuator between 10-20 dB.