Professional Wireless Products

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Ronald Hopkins
7 years ago
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1 Frequency art Page 1 of 6 The Electromagnetic Spectrum Australian MF-AM Broadcast Standards Frequency Range: annel Frequencies: Stereo Signal: Frequency Response: THD: Stereo Separation: KHz 531, 540, , 1602 (Note: Some special services are located slightly above this band. Receivers may need modifications.) Compatible quadrature amplitude modulation (C- Quam) 25Hz ± 0.1 Hz with a dev of 3% to 5% of the quadrature ch. Within 2dB (50Hz-7.5KHz) Not exceeding 4% at 80% modulation (400Hz to 5KHz) 18dB min. Australian VHF-FM Broadcast Standards Frequency Range: MHz annel Frequencies 88.1, 88.3, 107.7, Deviation: 75KHz Pre-emphasis / De-emphasis: 50 Microseconds Stereo annel Subcarrier Frequency: Pilot Frequency: 38 KHz 19 KHz Notes: 1. Ancillary Communications Services may be included in the main program channel. Subcarrier Frequency: 67KHz Maximum Deviation: 7.5KHz Modulation: FSK or FM Pre-emphasis: up to 150us 2. The frequencies 87.6, 87.7, 87.8, 87.9 & 88MHz have been released for use by certain Low Power Open Narrowcasting Services, such as Tourist Radio.

2 Page 2 of 6 Australian Analogue TV Broadcast Standards annel Width: Vision Carrier: Primary Sound Carrier: Secondary Sound Carrier: Vision Modulation: 7 MHz vestigial sideband trans MHz above lower frequency edge of channel 5.5MHz above vision carrier KHz above primary sound carrier Negative amplitude modulation Lines per Picture: 625 lines, interlaced 2:1 Line frequency: Field Frequency: Colour Subcarrier Frequency: 15625Hz 50Hz MHz Aspect Ratio: 4:3 Horizontal Sync Pulse Amplitude: Front Porch: Back Porch: Line Blanking Interval Black and Blanking Level: White Level: Pre-equalisation Pulse Interval: Post-equalisation Pulse Interval: 100% carrier amplitude us Line blanking interval (front porch + sync pulse) us 76% peak carrier level 20% peak carrier level 2.5H (H=line period, 64 us) 2.5H Field Sync Pulse Internal: 2.5H Field Blanking Interval: Ratio peak vision to peak sound carrier: Sound Modulation: Sound Deviation: Audio Pre-emphasis: 2.5H + 12us Single sound carrier systems: 10dB Dual sound carrier systems: 13dB, ch2: 20dB FM ±50KHz 50us

3 Page 3 of 6 Australian TV annels Cannels Numbers and Frequency Limits CH LIMITS CH LIMITS (MHZ) A A VHF Band I UHF Band IV 3-5 VHF Band II UHF Band V 5A-12 VHF Band III NZ VHF TV annels Vision Sound Vision Sound

4 Page 4 of 6 VHF Marine Frequencies Frequency Ship Shore Frequency Ship Shore A Use 6 SAR, Port Operations, Commercial 8 Port Operations, Commercial 9-14 Port Operations 16 Distress and Safety 20 Port Operations Public Correspondence (Sea phone) 67 Distress and Safety 68 Port Operations 71 Professional Fishing 72 Yachts, Commercial, Professional Fishing, Port Operations 73 Non-Commercial, Yachts, etc. 74 Commercial 77 Yachts, Professional Fishing 78 Commercial 79 Port operations 87 Public Correspondence (Sea phone) 87A Withdrawn

5 Page 5 of 6 Australian & NZ CB Radio annels Aust HF UHF NZ HF Aust HF UHF NZ HF Emergency annels Aust HF (AM) 9 Aust UHF 5/35 NZ HF 15 Calling annels Aust HF (AM) 11 Aust HF (SSB) 16 Aust UHF 11 NZ HF (AM) 15 Notes: NZ HF annels 1-24 are for AM use only NZ HF annels are for SSB only Freq Australian 27MHz Marine Frequencies Use Commercial Organisations. Calling and working shipship and Professional fishing. Calling and working ship-ship and Professional fishing. Calling and working ship-ship and Distress, safety and calling, supplementary to Distress, safety and calling Non-commercial organisations. Calling and working Non-commercial organisations. Calling and working Non-commercial organisations. Calling and working for club events, ship-shore and ship-ship. Non-commercial organisations. Calling and working ship-ship. Recognised rescue organizations, e.g. Surf rescue. Calling and working. Ship-ship and

6 Page 6 of 6 Cellular Phone Frequency Band CDMA / US Cellular / AMPS GSM 900 GSM1800 US PCS IMT2000-FDD / UMTS GPS Receiver Base TX MHz Base RX MHz Base TX MHz Base RX MHz Base TX MHz Base RX MHz Base TX MHz Base RX MHz Base TX MHz Base RX MHz Base RX MHz

AM/FM/ϕM Measurement Demodulator FS-K7

Data sheet Version 02.00 AM/FM/ϕM Measurement Demodulator FS-K7 July 2005 for the Analyzers FSQ/FSU/FSP and the Test Receivers ESCI/ESPI AM/FM/ϕM demodulator for measuring analog modulation parameters