|
Architecture
A |
Architecture
B |
| Power Supply: |
110-240 V,
50/60 Hz |
110-240 V,
50/60 Hz |
| Attenuator
Control: |
Integrated
CPU |
External Linux
PC |
| Control
Interface: |
10/100 Mbps
Ethernet |
10/100 Mbps
Ethernet (high-speed array)
RS232C or IEEE 488 (low-speed array) |
| Frequency
Range: |
800-2000 MHz
"GSM-module"
1600-2500 MHz "UMTS-module"
modules can be mixed in one system
|
1800-2400 MHz
best performance
800-2900 MHz at reduced specifications
800-6000 MHz also available |
| Impedance: |
50 Ohms |
50 Ohms |
| RF Connectors: |
SMA female |
N female |
| Adjustable
Attenuation: |
0…95 dB |
0…93 dB |
| Adjustment
Resolution: |
1.0 dB |
1.0 dB |
| Maximum
Single Step: |
95 dB |
93 dB |
| Accuracy: |
± 0.5
dB (reduced bandwidth)
± 1.0 dB (full bandwidth) |
1..23 dB:
±(0.3 dB + 5% of att. value)
24...93 dB: ±(0.5 dB + 10% of att. value)
reduction of range to 0...75 dB: ± 3.5
dB |
| VSWR in/out: |
<1.4 (full
bandwidth, > 3dB adj. att.)
<1.2 (on request for limited bands) |
typical: 2.0
(full bandwidth)
typical: 1.7 (1800-2400 MHz) |
| Insertion
Loss, 2x2 array: |
14 dB (900
MHz)…21 dB (2200 MHz) |
14.5 dB (typical)…16.0
dB (max.) |
| Insertion
Loss, 2x4 array: |
21 dB (900
MHz)…28 dB (2200 MHz) |
18.0 dB (typical)…20.5
dB (max.) |
| Insertion
Loss, 4x4 array: |
21
dB (900 MHz)…28 dB (2200 MHz) |
21.5
dB (typical)…23.0 dB (max.) |
| Insertion
Loss, 8x8 array: |
28
dB (900 MHz)…35 dB (2200 MHz) |
28.5
dB (typical)…30.0 dB (max.) |
| Max.
Input Power: |
+23 dBm (2x2 array)
+26 dBm (2x4 / 4x4 arrays)
+29 dBm (8x8 array)
higher power levels on request |
+26 dBm (2x2 / 2x4 arrays)
+30 dBm (=4x4 array)
higher power levels on request |
| Switching
Delay: |
8
µs |
<
30 µs (setting 1 attenuators; high-speed
array)
< 80 µs (setting 36 attenuators; high-speed
array)
< 120 µs (setting 64 attenuators; high-speed
array)
< 10 ms (low-speed array) |
| Table
File Playback: |
1
ms resolution |
1
ms resolution (high-speed array)
10 ms resolution (low-speed array) |
| Fast
Fading Simulation: |
supported |
supported
(high-speed array only) |
| Rack
Dimensions: |
19"
x 4 U x 73 HP (regular)
19" cm x 1 U x 58 HP (compact) |
19"
x 3-9 U x 84 HP (depends on # of radio paths) |
