
Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.
EXHIBIT 1 CFS8DLFA260RF Functional Description The FA260RF fixed transceiver is compatible with Ademcoβs wireless 5800 alarm system. It is used in conjunction with portable transmitters (e.g. 5804) or portable transceivers (e.g. 5804BD). This allows remote control of the alarm system and provides remote indication that a control instruction has been enacted. These messages are transmitted at 345Mhz +/-82kHz using on-off keyed AM modulation. The FA260RF does not send a regular supervision or check-in message, it transmits no other messages except those which are a confirmation of reception of manually initiated control messages which have been received from portable remote control transmitters and control and alarm messages.
EXHIBIT 3 CFS8DLFA260RF Message protocol, timing and duty cycle calculation. The data output is phase-encoded Manchester which has inherent 50% duty cycle. The transmitted data rate is 3.95 kBs +/-0.5%, i.e. each bit is 253.1uS duration typical and 254.3uS max. The word format consists of 72 bits, The duration of each word is 18.31mSec max. Each word is transmitted 6 times at each transmission event, the words are separated (start to start) by 120mSec. The total transmission time at each transmission event is 618.31mSec. The duty cycle over a 100mSec measuring period is calculated as follows: Duty Cycle = Actual RF transmission ON time / 100mSec (interval) Actual transmission ON time : 72 bits X 50% X 254.3uSec = 9.15mSec Therefore Duty cycle = 9.15 / 100 mSec = .0915 = 9.15% Summary. Max on-air time = 618.31mSec Duty cycle for average power calculation = 10%
EXHIBIT 5 CFS8DLFA260RF Report of Measurements. Measurements were made in accordance with the procedures and reporting requirements of ANSI C63.4-1992. The Test Set-Up (C63.4 section 10.1.3) is shown in the attached drawing. The attached photographs shows the attached power supply and telephony connections during the emissions measurements. The sequence of testing (C63.4 section 10.1.7) for radiated emissions is as follows: A preliminary scan was conducted with the receiver antenna close to the EUT in order to identify the emission characteristics of the EUT (C63.4 section 8.3.1.1). The antenna and EUT were then placed at the proper separation with the EUT positioned on a non-conducting turntable. The EUT was rotated on the turntable to maximize the received signal strength, then the receiver antenna height was varied to further maximize the received reading. Thereafter, the device was again rotated to a peak output position and the antenna height was re-adjusted for maximum received signal. This procedure was re-iterated until there was no further increase in signal level. This procedure was performed with the EUT rotating in three orthogonal planes (C63.4 section 13.1.4.1) to generate a final maximum reading which is recorded on the radiated emissions result sheet. Similar measurements were made on the receiver to ensure compliance as an unintentional radiator. See Exhibit 6 for list of test equipment (C63.4 section 10.1.4). Note, Spectrum Analyzer resolution bandwidths set as follows; (Video Bandwidth set greater than RBW) - For occupied bandwidth measurements, RBW = 100kHz, (This is in accordance with the minimum RBW allowed by C63.4, which requires RBW greater than 5% of the FCC required occupied bandwidth spec of 0.25% of center frequency). - For radiated emissions below 1 GHz, the RBW = 100kHz. Detector function set to peak. - For radiated emissions above 1 GHz, the RBW = 1MHz. Detector function set to peak. OCCUPIED BANDWIDTH is shown on attached plot. RADIATED EMISSIONS are recorded on attached sheet.
EXHIBIT 6 CFS8DLFA260RF Test Equipment list 1. Antenna: RGA-60 S/N: 3127 Cal. on: 02/16/00 Cal. due: 02/16/01 2. Antenna: Roberts Dipole Set S/N:110 Cal. on: 02/16/00 Cal. due: 02/16/01 3. Spectrum Analyzer Tektronix 2784 S/N:B010165 Cal. on: 08/05/99 Cal. due: 08/05/00
Measurements were made at Ademco's test site, located at 160 Eileen Way, Syosset, NY11791, FCC registration number 90421.
165 Eileen Way Β· Syosset, New York Β· United States
| # | Rule Parts | Frequency Range | Power Output | Tolerance |
|---|---|---|---|---|
| 1 | 15C | 345 MHz - 345 MHz | - | Hz |

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