Di seguito sono riportate le caratteritiche massime ottenibili dai nostri apparati. Tale sistema è stato realizzato in più esemplari per i segnali di Galileo.

Down-converter Type: G-LTS-#3
RF-Input Frequency: RF input: ……………….. 1.125,0 -1.615,0 MHz
Conversion Scheme: Single down conversion, frequency inversion
RF-Input Characteristics: Impedance: …………….. 50 Ω

Return Loss: ……………. >15dB

RF-Connector: …………. SMA female

Input Level I:……………. -65 ±10dBm

Input Level II:…………… -20 ±5dBm

Cross Talk:……………… Unit 1 to IF out @ unit 2: < -80 dB
IF-Output Characteristics: Frequency:……………… 300,0 ± 80,0 MHz

Output Level:……………  -16 ±0,5dBm

Impedance: ……………..  50 Ω

Return Loss: ……………  > 20 dB

1dB Compression Point: .> 3 dBm

IF-Connector: ………….. SMA female
Transfer Characteristics: Max. Conversion Gain: ..   60 dB

Attenuation Range:………0…32dB step 0,5dB

Gain Accuracy: …………  ± 1 dB

Level Stability: ………….. ± 0.25 dB/day (constant temperature)

Amplitude Response: …..  ± 0.5 dB / 10 MHz

Noise Figure: ……………… < 5,0 dB @ -65dBm input power

< 24,5 dB @ -15dBm input power
Equalizer (Gain Slope): ± 2.5 dB / 40 MHz
Intermodulation (3rd Order): < -50 dBc
Phase Noise: 1 Hz ……………………………-20 dBc/Hz

10Hz …………………….. -30 dBc/Hz

100Hz …………………….-75 dBc/Hz

1 kHz ……………………. – 95 dBc/Hz

10 kHz ………………………. – 95 dBc/Hz

100 kHz ………………….. – 105 dBc/Hz

1MHz ……………………. -142 dBc/Hz
Spurious Outputs: Signal related:     < – 50 dBc (Δf < 1 MHz), < -70 dBc (Δf ≥ 1 MHz)
Reference Input: Frequency………………. 10 MHz

Level:………………  …… -5…10 dBm

Modes:…………………… internal, external

Connector:………………. BNC female
Temperature Range 0°C to 50°C
User Interface Display 3,5digit, 4 functionality keys
Power Supply 220V AC, 50Hz, 1A max
Dimension and Weight: 483 x 88 x 500 mm, 2 RU (19“)

appr. 9(TBC) kg

Programmable Down-converter Characteristic