AS 18/ASN 18Addendum

User manual

MN.00231.E - 004Volume 1/1

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AS 18/ASN 18 - MN.00231.E - 004 1

Summary

Section 1.AS 18/ASN 18CHARACTERISTICS 3

1 CHARACTERISTICS.................................................................................................... 3

1.1 FOREWORD ...................................................................................................... 3

1.2 CHARACTERISTICS ............................................................................................ 3

1.2.1 Versions ................................................................................................. 3

1.2.2 Available frequencies................................................................................ 4

1.2.3 Characteristics in Tx................................................................................. 6

1.2.4 Characteristics in Rx................................................................................. 7

1.2.5 Characteristics of power supply and consumption ......................................... 8

1.2.6 Hybrids .................................................................................................. 9

1.2.7 Flange of the waveguide ........................................................................... 9

1.2.8 Dimensions and weights ........................................................................... 9

Section 2.LIST OF TABLES 11

2 LIST OF TABLES .......................................................................................................11

2 AS 18/ASN 18 - MN.00231.E - 004

AS 18/ASN 18 - MN.00231.E - 004 3

Section 1.AS 18/ASN 18CHARACTERISTICS

1 CHARACTERISTICS

1.1 FOREWORD

The equipment is in compliance with the following standards.

• EN 301 489-4 for EMC

• ITU-R F595 and CEPT Rec. T/R 12-03 for RF channelling

• EN 302 217 for fixed digital radio links

• EN 300 132-2 power supply characteristics

• EN 300 019 climatic characteristics (in operation: class 3.2 for IDU and class 4.1 for ODU; storing:class 1.2; transport: class 2.3)

• EN 60950 for the operator safety.

1.2 CHARACTERISTICS

The reported values are guaranteed if not specifically defined otherwise.

1.2.1 Versions

Two versions of ODU are available: ODU AS and ODU ASN. The two versions are similar. Differencies willbe pointed out.Regarding ODU ASN, the units without isolator have SIAE code GE9xxx, the units with isolator haveSIAE code GE8xxx.

4 AS 18/ASN 18 - MN.00231.E - 004

RF loop is available for ODU AS. An equivalent feature is available on request for ODU ASN.

1.2.2 Available frequencies

- Frequency band from 17.7 to 19.7 GHz acc. to ITU-R F.595 and CEPT REC T/R 12-03

- Duplex Spacing (Go/Return) 1010MHz and 1560 MHz

- Modulation 4QAM/8PSK/16QAM/32QAM/64QAM/128QAM/256QAM

- Capacity and channel spacing see Tab.2

- Transceiver tuning interval

- Wide filter 18 GHz band is divided in various subbands; in Tab.1 and Tab.3 subbands, frequencies and channels

- Single channel filter the 1010 go-return ODU has in option the singlechannel filter: the 18 GHz band is divided in seventeen 104 MHz channels in order to cover a single 56 MHz channel.

Tab.1 - RF frequency range

Tab.2 - Capacity and channel spacing

Frequency range: 17700 - 19700 MHz - Go-return: 1010MHzITU-R F.595 CEPT REC T/R 12-03 - f0=18700 MHz

Sub Band Low half limits (MHz) Upper half limits (MHz) RF filter tuning range

1 17699 - 18058 18709 - 19068 359

2 18016 - 18375 19026 - 19385 359

3 18332 - 18691 19342 - 19701 359

4 a

a. Subband 4 is available only for AS ODU

17919 - 18278 18929 - 19288 359

Frequency range: 17.7 - 18.14 MHz paired with 19.26 - 19.7 GHzGo-return: 1560 MHz - ITU-R F.595 Annex 7

Sub Band Low half limits (MHz) Upper half limits (MHz) RF filter tuning range

1 17700 - 18140 19260 - 19700 440

Modulation typeChannel spacing (MHZ)

7 13.75 27.5 55

4QAMs 8.376 17.251 35.294 71.099

4QAM 10.44 20.782 41.609 82.752

8PSK 14.661 29.105 62.08 123.96

16QAM 21.044 41.532 82.661 165.168

32QAM 24.966 51.866 103.629 201.639

64QAM 31.428 62.171 124.267 240.04

128QAM 35.386 72.396 144.606 286.376

256QAM 41.708 85.138 169.95 341.131

AS 18/ASN 18 - MN.00231.E - 004 5

Tab.3 - Available channel frequencies for each subband filters

Frequency range: 17700 - 19700 MHz - Go-return: 1010 MHzITU-R F.595 - CEPT T/R 12-03 - f0=18700 MHz

Sub band 1

Channel spacing (MHz)

Lower half of the band Upper half of the band Available channels

7 fn = f0-997+7n f’n = f0+13+7n n=1,...,33

13.75 fn = f0-1000+13.75n f’n = f0+10+13.75n n=1,...,24

27.5 fn = f0-1000+27.5n f’n = f0+10+27.5n n=1,...,12

55 fn = f0-1000+55n f’n = f0+10+55n n=1,...,6

Sub band 2 a

Channel spacing (MHz)

Lower half of the band Upper half of the band Available channels

7 fn = f0-997+7n f’n = f0+13+7n n=49,...,92

13.75 fn = f0-1000+13.75n f’n = f0+10+13.75n n=25,...,47

27.5 fn = f0-1000+27.5n f’n = f0+10+27.5n n=13,...,23

55 fn = f0-1000+55n f’n = f0+10+55n n=7,...,11

Sub band 3

Channel spacing (MHz)

Lower half of the band Upper half of the band Available channels

7 fn = f0-997+7n f’n = f0+13+7n n=93,...,138

13.75 fn = f0-1000+13.75n f’n = f0+10+13.75n n=48,...,70

27.5 fn = f0-1000+27.5n f’n = f0+10+27.5n n=24,...,35

55 fn = f0-1000+55n f’n = f0+10+55n n=12,...,17

Sub band 4 b

Channel spacing (MHz)

Lower half of the band Upper half of the band Available channels

7 fn = f0-997+7n f’n = f0+13+7n n=34,...,81

13.75 fn = f0-1000+13.75n f’n = f0+10+13.75n n=18,...,41

27.5 fn = f0-1000+27.5n f’n = f0+10+27.5n n=9,...,20

55 fn = f0-1000+55n f’n = f0+10+55n n=5,...,10

Frequency range: 17700 - 19700 MHz - Go-return: 1010 MHzITU-R F.595 - Annex 4 (France) - f0=18700 MHz

Sub band 1

Channel spacing (MHz)

Lower half of the band Upper half of the band Available channels

13.75 fn = f0-979.375+13.75n f’n = f0+30.625+13.75n n=1,...,24

27.5 fn = f0-986.25+27.5n f’n = f0+23.75+27.5n n=1,...,12

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1.2.3 Characteristics in Tx

- Maximum output power in dBm see Tab.4

- Tx band see Tab.1 and Tab.3

- Tuning step depending on ITU-R/CEPT or in steps of 250kHz

- Maximum attenuation

- ODU AS 40dB in steps of 1dB (can be set via software)

- ODU ASN 20dB 1 in steps of 1dB (can be set via software)

55 fn = f0-1000+55n f’n = f0+10+55n n=1,...,6

Sub band 2

Channel spacing (MHz)

Lower half of the band Upper half of the band Available channels

13.75 fn = f0-979.375+13.75n f’n = f0+30.625+13.75n n=23,...,46

27.5 fn = f0-986.25+27.5n f’n = f0+23.75+27.5n n=12,...,23

55 fn = f0-1000+55n f’n = f0+10+55n n=7,...,11

Sub band 3

Channel spacing (MHz)

Lower half of the band Upper half of the band Available channels

13.75 fn = f0-979.375+13.75n f’n = f0+30.625+13.75n n=45,...,68

27.5 fn = f0-986.25+27.5n f’n = f0+23.75+27.5n n=23,...,34

55 fn = f0-1000+55n f’n = f0+10+55n n=12,...,17

Sub band 4 b.

Channel spacing (MHz)

Lower half of the band Upper half of the band Available channels

13.75 fn = f0-979.375+13.75n f’n = f0+30.625+13.75n n=15,...,40

27.5 fn = f0-986.25+27.5n f’n = f0+23.75+27.5n n=8,...,20

55 fn = f0-1000+55n f’n = f0+10+55n n=5,...,10

Frequency range: 17.7 - 18.14 GHz paired with 19.26 - 19.7 GHz Go-return: 1560 MHz - ITU-R F.595 - Annex 7

Sub band 1

Channel spacing (MHz)

Lower half of the band Upper half of the band Available channels

13.75 fn = 17700+13.75n f’n = 19260+13.75n n=1,...,31

27.5 fn = 17700+27.5n f’n = 19260+27.5n n=1,...,15

55 fn = 17672.5+55n f’n = 19232.5+55n n=1,...,8

a. An extended channel arrangement is also available for subband 2.

b. Subband 4 is available only for AS ODU

AS 18/ASN 18 - MN.00231.E - 004 7

- Attenuation accuracy

- range 0 ÷ 3dB ±1dB (±2dB ASN)

- range 4 ÷ 30dB ±2dB

- range 31 ÷ 40dB ±3dB

- Automatic Transmit Power Control (ATPC)

- ODU AS 40dB in steps of 1dB

- ODU ASN 20dB in steps of 1dB

- Remote Transmit Power Control (RTPC)

- ODU AS 30dB (the amount of attenuation used for theRTPC reduces the ATPC range)

- ODU ASN 20dB (the amount of attenuation used for theRTPC reduces the ATPC range)

- Spurious in Tx according to ETSI EN 301 390

- Stability in frequency ±5ppm, (±10ppm with aging)

- Muting 60dB, related to maximum transmitted power

Tab.4 - Nominal output power in dBm (rated values at point C-C’ for 1+0 configuration)

1.2.4 Characteristics in Rx

- Rx band see Tab.1 and Tab.3

- Sensitivity in dBm @10-6 at point C - C’ (1+0) see Tab.5

- Spurious in Rx according to ETSI EN 301 390

- Accuracy of Rx level indication @25°C ±2dB in the range -22dBm ÷ threshold

- Maximum power in Rx for BER=10-6 -22dBm

- Damage Rx power +10dBm

- Residual BER (RBER) ≤ 1x10-12

1 In case of fade margin test other 15dB are available.

ODUModulation

Stability 4QAMs 4QAM 8PSK 16QAM 32QAM 64QAM 128QAM 256QAM

AS 23 23 23 21 21 19 19 18 ±1 dB a

a. With ACM, the power stability for the reference modulation will be ±1dB. With ACM, for the modulationschemes different than the reference one, the power stability will be +2/-1dB.

ASN 23 23 23 21 21 19 19 18 ±2 dB b

b. With ACM, the power stability for the reference modulation will be ±2dB. With ACM, for the modulationschemes different than the reference one, the power stability will be +3/-2dB.

8 AS 18/ASN 18 - MN.00231.E - 004

Tab.5 - Guaranteed threshold (in dBm) for BER=10-6and for BER=10-10

Typical threshold is 2 dB lower.

1.2.5 Characteristics of power supply and consumption

- Power supply voltage (nominal -48 Vdc) -40.8 ÷ -57.6 Vdc 2

- ODU consumption ≤ 25 W (-48Vdc at the voltage)

- IMAX and consumption see Tab.6

Tab.6 - IMAX at the power supply connector and consumption with 1/4” IDU-ODU cable (300m long)

In ALCplus2 1+1 (all version) the two power connectors are in parallel.

Channel spa-cing (MHz)

BER 4QAMs 4QAM 8PSK 16QAM 32QAM 64QAM 128QAM 256QAM

7BER=10-6 -92 -88 -86,5 -82,5 -80 -77,5 -76 -73

BER=10-10 -90 -86 -84,5 -80,5 -78 -75,5 -74 -71

13.75BER=10-6 -89,5 -87,5 -83,5 -81 -77,5 -75,5 -73 -70

BER=10-10 -87,5 -85,5 -81,5 -79 -75,5 -73,5 -71 -68

27.5BER=10-6 -86,5 -85 -79,5 -78 -74,5 -72,5 -70,5 -67,5

BER=10-10 -84,5 -83 -77,5 -76 -72,5 -70,5 -68,5 -65,5

55BER=10-6 -84 -82,5 -77 -76 -72,5 -71 -68 -64,5

BER=10-10 -82 -80,5 -75 -74 -70,5 -69 -66 -62,5

2 -48.8 ÷ -72 Vdc is also available on request. The range -20.4 ÷ -28.8 is available with external DC-DCconverter

ODU type IDU type Config.Typical power consumption a

(W)

a. The typical values are achieved with 48 Vdc of input power voltage. For ALCplus2 IDU the power consumptionrefers to the equipment loaded with traffic on Ethernet and 16xE1 interfaces. For ALCplus2 the power consumptionrefers to the IDU with Ethernet and 16xE1 interfaces fully loaded.

Guaranteed pow-er consumption

(W)

IMAX (@40Vdc) at power connec-

tor (A)

AS

Compact - 1RU1+0 58 ≤ 66.5 1.66

1+1 89 ≤ 101 2.51

Modular - 1RU

1+0 66 ≤ 75.5 1.88

1+1 97 ≤ 110 1.38

2x(1+0) 97 ≤ 110 1.38

ASN

Compact - 1RU1+0 51 ≤ 59.5 1.48

1+1 75 ≤ 87 2.17

Modular - 1RU

1+0 59 ≤ 68.5 1.71

1+1 83 ≤ 96 1.2

2x(1+0) 83 ≤ 96 1.2

AS 18/ASN 18 - MN.00231.E - 004 9

1.2.6 Hybrids

The ODU units of a 1+1 system with single antenna are coupled to the antenna by means of an hybrid,available in different versions, whose branching losses are listed here below.

- 1+1 hot stand-by

- balanced hybrid Tx losses ≤ 4 dBRx losses ≤ 4 dB

- unbalanced hybrid Tx losses ≤ 1.7/7 dBRx losses ≤ 1.7/7 dB

- 1+1 freq. div. (only with double polariz. antenna) negligible losses

- 1+1 with double antenna negligible losses

- 2+0 with double antenna negligible losses

- 1+1 freq. div. with RF channel filter (3BW of distance between carriers) Tx losses ≤ 1 dB

Rx losses ≤ 1 dB

1.2.7 Flange of the waveguide

- Type of flange of the waveguide (radio side): UBR 220

1.2.8 Dimensions and weights

- Physical size of system components see Tab.7

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Tab.7 - Physical size of system components

- Weight of system components

- ODU 1+0 ASN ODU/AS ODU versions 4.5 kg/5.5 kg

- ODU 1+1 ASN ODU/AS ODU versions 13.3 kg/15.3 kg

- Panning systen 1+0/1+1 4.4 kg.

Width (mm) Height (mm) Depth (mm)

ODU 1+0 ASN ODU version 254 254 114

ODU 1+0 AS ODU version 254 254 154

ODU 1+1 ASN ODU version a

a. Including passive hybrid

278 254 296

ODU 1+1 AS ODU version a. 358 254 296

AS 18/ASN 18 - MN.00231.E - 004 11

Section 2.LIST OF TABLES

2 LIST OF TABLES

Tab.1 - RF frequency range ............................................................................................. 4

Tab.2 - Capacity and channel spacing ................................................................................ 4

Tab.3 - Available channel frequencies for each subband filters............................................... 5

Tab.4 - Nominal output power in dBm (rated values at point C-C’ for 1+0 configuration).......... 7

Tab.5 - Guaranteed threshold (in dBm) for BER=10-6and for BER=10-10 ..........................................8

Tab.6 - IMAX at the power supply connector and consumption with 1/4” IDU-ODU cable (300m long)8

Tab.7 - Physical size of system components .......................................................................10

12 AS 18/ASN 18 - MN.00231.E - 004