RoamAbout Access Points
RBT-4102/1002 RBT-1602 TRPZ-MP-620
Physical Information
Dimensions 21.83 cm (8.6”) H x 13.73 cm (5.4”) W x
3.27 cm (1.3”) D
16.76 cm (6.6”) Diameter x 4.65 cm
(1.9”) D
19.80 cm (7.8”) H x 19.80 cm (7.8”) W x
7 cm (2.76”) D
Weight 798 g (28.2 oz) 354 g (12.5 oz) 1.6 kg (3.53 lbs)
Interfaces (1) Wired 10/100 Mbps, (1) Console port
RS232, (2) reverse male SMA connectors
(4102 only)
(2) Wired 10/100 Mbps, (2) reverse male
SMA connectors
(1) Wired 10/100 Mbps, (1) Console port
RS232, (2) reverse male SMA connectors
(4102 only)
Environmental Specifications
Operating Temperature 0° C to 55° C (32° F to 131° F) 0° C to 50° C (32° F to 122° F) -30° C to 55° C (-22° F to 131° F)
Storage Temperature -20° C to 80° C (-4° F to 176° F) -20° C to 70° C (-4° F to 158° F) -30° C to 55° C (-22° F to 131° F)
Humidity 5% to 95%, non-condensing 10% to 95%, non-condensing 15% to 95%, non-condensing
BTU/hr Rating 37 28 100 (max)
MTBF 255,711 Hrs (30 yrs) No Active Components No Active Components
AC Power Supply Input: 120-240 VAC, 13.2 watts
Output: 48VDC, .27A
N/A N/A
Technical Specifications
Frequency Band:
5.15 – 5.25 GHz (low band) U.S. (FCC), Canada, Japan and parts of Europe
5.25 – 5.35 GHz (mid band) U.S. (FCC), Canada, Japan and parts of Europe
5.50 – 5.70 GHz Europe band
5.725 – 5.825 GHz (high band) U.S. (FCC) and Canada
Modulation Technique:
BPSK, QPSK, 16-QAM and 64-QAM (OFDM)
Media Access Protocol:
CSMA/CA (Collision Avoidance) with ACK
Data Rate:
54 Mbps with fall back rates of 48, 36, 24, 18, 12, 9 and 6 Mbps per
channel
Output Power:
RBT-4102:
20 dBm at 5.15 – 5.35 GHz
(except at 48 and 54 Mbps output is 18 dBm)
20 dBm at 5.50 – 5.70 GHz
(except at 36 and 54 Mbps output is 17 dBm)
19 dBm at 5.725 – 5.825 GHz
(except at 48 and 54 Mbps output is 18 and 16 dBm)
RBT-1002:
17 dBm at 5.15 – 5.25GHz (except at 54 Mbps output is 12 dBm)
17 dBm at 5.25 – 5.35GHz
17 dBm at 5.50 – 5.70GHz
17 dBm at 5.725 – 5.825GHz (except at 54 Mbps output is 16 dBm)
RBT-1602:
18 dBm across all frequencies
Receiver Sensitivity:
RBT-4102:
-70 dBm at 54 Mbps -83 dBm at 18 Mbps
-73 dBm at 48 Mbps -86 dBm at 12 Mbps
-76 dBm at 36 Mbps -87 dBm at 9 Mbps
-80 dBm at 24 Mbps -88 dBm at 6 Mbps
RBT-1002:
-69 dBm at 54 Mbps -84 dBm at 18 Mbps
-73 dBm at 48 Mbps -86 dBm at 12 Mbps
-77 dBm at 36 Mbps -87 dBm at 9 Mbps
-81 dBm at 24 Mbps -88 dBm at 6 Mbps
RBT-1602:
-70 dBm at 54 Mbps -84 dBm at 18 Mbps
-73 dBm at 48 Mbps -86 dBm at 12 Mbps
-76 dBm at 36 Mbps -90 dBm at 9 Mbps
-82 dBm at 24 Mbps -91 dBm at 6 Mbps
Transceiver Characteristics for 802.11a
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