Promax SATHUNTER, Manual

Page: 34 / 80

SATHUNTER USER’S MANUAL.
Page 2 09/2008
The instrument is a useful tool when installing either a specific service or satellite,
or a series of services or satellites. Its specific use is determined by the configuration of
the instrument, which may depend on the country or geographical area.
The SATHUNTER has been specially designed to stand rough working
conditions. It includes a back-light display and offers a long battery life
1.2 Specifications
TUNING
Frequency range
950 MHz to 2150 MHz.
Measurement points 16 maximum.
RF INPUT
Impedance
75
Ω.
Connector Universal, including BNC, DIN and F
interchangeable adapter.
Level range 40 dBµV to 110 dBµV.
(30 dBµV to 110 dBµV from v3.5 onwards).
Maximum signal level 120 dBµV .
DVB-S SIGNAL PARAMETERS
Symbol rate 2 to 45 Mbauds.
Roll-off (
α
) factor
of Nyquist filter 0.35.
Code Rate 1/2, 2/3, 3/4, 5/6, 7/8.
Spectral inversion Selectable: ON, OFF.
DVB-S2 SIGNAL PARAMETERS
Symbol rate (QPSK) 2 to 33 Mbauds.
Symbol rate (8PSK) 2 to 30 Mbauds.
Roll-off (
α
) factor
of Nyquist filter 0.20, 0.25 and 0.35.
Code Rate (QPSK) 1/4, 1/3, 2/5, 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9,
9/10.
Code Rate (8PSK) 3/5, 2/3, 3/4, 5/6, 8/9, 9/10.
Spectral inversion Selectable: ON, OFF.
DVB-S \ S2 MEASURES
POWER 40 to 100 dBµV.
(30 to 100 dBµV from v3.5 onwards and factory
calibrated).
MER 0 to 25 dB.
CBER 1E-6 to 1E-1.
ACCURACY
±
3 dB (40-110 dBµV; 950 — 2050 MHz) (22
°
C
±
5
°
C).