Audio Wireless Online Store

For all enquiries please call
+44 1442 256 946
email: sales@audiowireless.co.uk
AW Digitally Tuned Diversity Antenna Distribution Module [DADM226-DT V2] (IN STOCK)
- NARROW BAND RF FILTERING for UTMOST PROTECTION
- PROTECT YOUR RECEIVING SYSTEM against UNWANTED and DIRTY RF SIGNALS
- Unwanted signals may be your own close by IEM Transmitters or Camera Hop Transmitters
- Dirty RF signals may be any unwanted signals from Walkie Talkie, TV CH signals or Video Transmitters
User selectable pre-programmed Digitally Tuned 24MHz Bandwidth frequency table:
BAND No:
FREQUENCY RANGE:
BAND No:
FREQUENCY RANGE:
1
470-494 MHz
15
582-606 MHz
2
478-502 MHz
16
590-614 MHz
3
486-510 MHz
17
598-622 MHz
4
494-518 MHz
18
606-630 MHz
5
502-526 MHz
19
614-638 MHz
6
510-534 MHz
20
622-646 MHz
7
518-542MHz
21
630-654 MHz
8
526-550 MHz
22
638-662 MHz
9
534-558 MHz
23
646-670 MHz
10
542-566 MHz
24
654-678 MHz
11
550-574 MHz
25
662-686 MHz
12
558-582 MHz
26
670-694 MHz
13
566-590 MHz
27
678-702 MHz
14
574-598 MHz
BAND No:
FREQUENCY RANGE:
BAND No:
FREQUENCY RANGE:
1
470-494 MHz
15
582-606 MHz
2
478-502 MHz
16
590-614 MHz
3
486-510 MHz
17
598-622 MHz
4
494-518 MHz
18
606-630 MHz
5
502-526 MHz
19
614-638 MHz
6
510-534 MHz
20
622-646 MHz
7
518-542MHz
21
630-654 MHz
8
526-550 MHz
22
638-662 MHz
9
534-558 MHz
23
646-670 MHz
10
542-566 MHz
24
654-678 MHz
Digitally Tuned Diversity Antenna Distribution Module [DADM226-DT V2] offers the solution to the antenna and dc power distribution requirements for portable sound bag applications.
Custom designed for where the weight and size matter without sacrificing performance.
The Diversity Antenna Distribution Module DADM226-DT V2 is designed to cover the frequency range 470-750MHz offering user-selectable RF filters. There are 2-Modes of operations to suit individual applications and frequency allocations.
DT - Mode 1: Digitally tuned very selective RF Band-Pass filter in the frequency range 470-702MHz, tunable in 8MHz step, 24MHz window, with adjustable gain between +8dB to -8dB
WB - Mode 2: Fixed window semi-broadband band-pass filter 470-750MHz
TECHNICAL SPECIFICATION:
| RF Distribution Section | |
| Frequency Range | 470 to 750MHz |
| Input Impedance | 50 Ω |
| Output Impedance | 50 Ω |
| Current Consumption | DT Mode: 250mA +/-10mA WB Mode: 140MA +/-10mA |
| Selectable Filter Options | |
| Digitally Tuned filter Mode 1 | 470-702MHz, tuned in 8MHz steps with 24MHz bandwidth |
| Gain range | +8dB to -8dB, adjustable in 1dB steps |
| Wide-Band filter Mode 2 | 470-750MHz |
| Gain | 2dB+/-2dB (fixed gain) |
| OIP3 | > +41dBm |
| Port to port isolation | > 20dB (min) |
| Noise Figure | < 3 dB |
| Connections | |
| RF Inputs | 2 x 50 Ω Standard BNC Sockets |
| RF outputs to receivers | 2 x 6 x 50 Ω mini UHF SMA sockets |
| Main ON/OFF Switch | Master switch with green led -ON- indicator |
| DC Power OUT | 3 x 4-pin Hirose sockets individually fused and protected against reverse polarity, standard pin-outs, Pin1(-ve) and Pin4(+ve) |
| Powering | |
| Operating voltage range | 10-18V, input reverse power, and short circuit protected |
| Remote Antenna Powering | Switchable dc T-bias powering, 10-18Vdc @ 250mA max, unregulated for active antenna powering, short circuit protected |
| Hirose dc output | Unregulated incoming volts, switched, individually fused, and protected against reverse polarity |
| Outer Case | |
| Dimensions | 156x45x62mm (W x H x D) |
| Weight | 470g |
| Related Accessories | 12 x SMA to SMA link cables (custom lengths) 2 x BNC to BNC Antenna extension cables (custom lengths) 2 x monopole BNC Antennae 1 x 4-pin Hirose to 4-pin Hirose dc power cable (custom lengths) High Gain LPDA Antenna |