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Print Date 31/08/11 Page 1 of 22 E2136-00MA-02

Eddystone Broadcast

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XA500 Series

Low Power

FM Amplifiers

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Installation

and

Operation

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Issue 2

E2136-00MA-02

August 2011

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Eddystone Broadcast Ltd.
26, Arden Rd.
Arden Forest Industrial Estate
Alcester, Warwickshire
B49 6EP, England
Tel. 44 (0)1789 762278
Fax. 44 (0)1789 766033
www.eddystone-broadcast.com

Содержание xa500 series

Страница 1: ...00 Series Low Power FM Amplifiers Installation and Operation Issue 2 E2136 00MA 02 August 2011 Eddystone Broadcast Ltd 26 Arden Rd Arden Forest Industrial Estate Alcester Warwickshire B49 6EP England...

Страница 2: ...Print Date 31 08 11 Page 2 of 22 E2136 00MA 02 Intentional blank page...

Страница 3: ...2 1 2 Rack Mounting Page 12 2 2 EXTERNAL CONECTIONS Page 12 2 2 1 Mains Supply Connector Page 12 2 2 2 Status Connector Page 13 2 2 3 RF Output Antenna Connector Page 14 2 2 4 RF Input Connector Page...

Страница 4: ...Print Date 31 08 11 Page 4 of 22 E2136 00MA 02 Bound at Rear XA500 Front and Rear Views E2136 00GA XA500 Block Diagram E2136 00BK XA500 Interconnections Circuit Diagram E2136 00CT...

Страница 5: ...ber of modules described as follows 1 1 1 7 inc Front and rear views a block diagram and a circuit diagram showing these modules are bound at the rear of this manual E2136 00GA E2136 00BK and E2136 00...

Страница 6: ...processor operation and sets an additional red green CPU LED accordingly on the Display Board Equivalent information about levels and status is also fed to the Interface Board see section 1 1 6 and wh...

Страница 7: ...rd 1 2 VARIANTS AND OPTIONS The variants indicted by number suffixes are as follows E2136 01 Basic XA500 500W Amplifier fitted with 7 8 in RF Output connector single PSU E2136 02 Basic XA500 500W Ampl...

Страница 8: ...to 500W including open and short circuits does not cause any damage to the Amplifier Output Reverse Intermodulation Reverse intermodulation products will be better than or equal to 10dB relative to t...

Страница 9: ...temperature than the ambient Altitude operating Up to 3000 metres a s l Mechanical Width 483mm 19 in Height 133mm 3U Depth 570mm intrusion into rack exc 7 8 in RF output connector Weight Approx 22kg...

Страница 10: ...Print Date 31 08 11 Page 10 of 22 E2136 00MA 02 Intentional blank page...

Страница 11: ...th as req d 3 core 2 5mm 2 per core insulated cable Mains supply lead 1 16A C rated 2 pole miniature circuit breaker MCB Fitted at mains supply distribution point to protect supply lead and mains inpu...

Страница 12: ...supply is in the order of 9A at 110V to 4A at 260V at 500W RF output Note that certain variants E2136 05 06 07 and 08 have a rear panel on off switch in line with this connector see section 1 2 CAUTI...

Страница 13: ...Interlock input ground to de mute Pin 22 Chassis Ground for External Power Control Voltage Input Pin 23 Ext Power Control Voltage Input 0V to 5V DC for min to max power 10k Pin 24 Interlock status rel...

Страница 14: ...entre rear of the unit 2 2 5 RF Output Monitor Connector This is a 50 BNC coaxial socket SK04 at the centre rear of the unit This provides a sample of the Amplifier s forward output power into a 50 lo...

Страница 15: ...the mains supply to the Amplifier is interrupted 0 75A Hold RXEF 075 Resettable Fuse For protection of the 50V dc output on the rear panel Status connector SK02 If this fuse goes high impedance any ex...

Страница 16: ...e i e minimum power setting 7 Reconnect the rear panel Interlock connection at SK02 pins 20 21 8 Slowly adjust the Amplifier s front panel SET POWER twelve turn control to fully clockwise i e maximum...

Страница 17: ...outputs any serial data via the COM port or RJ45 connector unless requested to by that unit The remote control unit always sends a sequence of three bytes waiting for each byte to be echoed correctly...

Страница 18: ...ormal 4F O Stat_Low Status low 4C L Stat_High Status high 48 H Fail Status fail 46 F Amp_Muted Amplifier Muted 4D M Amp_Start Amplifier Unmuted 53 S Int_Sel Status Internally Selected 49 I Ext_Sel Sta...

Страница 19: ...inc or X Op_Data15 Output Amplifier Type 1000W 500W 150W 300W or X Op_Data16 Output data 8 bit EOR checksum of 2 15 inc only Reverted Amplifier Data Block 15 extra bytes reverted in response to Y seq...

Страница 20: ...Print Date 31 08 11 Page 20 of 22 E2136 00MA 02 Intentional blank page...

Страница 21: ...vel in Watts and relating status Temp displays level in Deg C and relating status Current displays level in Amps and relating status SET POWER Preset Potentiometer twelve turns To set output power clo...

Страница 22: ...22 E2136 00MA 02 3 1 2 E2322 Power Supply Units Marked Type Function DC LED Display Green indicates dc output 75 85 of its rated value AC LED Display Green indicates ac input 78 86Vrms CAUTION see not...

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