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Intertek Testing Services

Ericsson Inc.

Model: DT-620

FCCID: AXAROA1173201

Report Name: ERI2433.DOC

15 of 28

4.0

Equipment Photographs

Photographs of the tested EUT are attached.

Photograph 4.1: Overview – Front of EUT

Photograph 4.2: Overview – Rear of EUT

Photograph 4.3: Overview – Printed Circuit Board – Top

Photograph 4.4: Overview – Printed Circuit Board – Bottom

Photograph 4.5: DCT 1900 and Accessories

Photograph 4.6: DCT 1900 Antenna

Photograph 4.7: Radiated Emissions setup

Photograph 4.8: Conducted Emissions setup

Photograph 4.9: Antenna Conducted setup

Содержание DT-620

Страница 1: ...Application For Certification Unlicensed Personal Communications Service Devices DCT1900 Portable Handset Model DT 620 FCC ID AXAROA1173201 October 05 1998 Intertek Testing Services 4317 A Park Drive...

Страница 2: ...4 Equipment Modification 5 2 5 Support Equipment List and Description 5 2 6 Test Configuration Block Diagram 6 3 0 Technical Requirements 7 3 1 General Comments 7 3 2 Requirements and Test Results Par...

Страница 3: ...25Mhz image signals as well as the second LO at 1498 125 to 1506 875Mhz A discrete filter follows the PA to reject harmonics of the output signal 1 2 Related Submittals Grants There is a related submi...

Страница 4: ...gn P950 EMC 0002 Preamplifier Hewlett Packard 8447D 2237109 Preamplifier Hewlett Packard 8449B 3008A00989 Preselector Hewlett Packard 85460A 3348A00203 Power Meter Hewlett Packard 436A 1803A04471 Powe...

Страница 5: ...icity of testing the unit was wired to transmit continuously Some tests required the transmitter to be operated in burst mode 2 3 Special Accessories There are no special accessories necessary for com...

Страница 6: ...D AXAROA1173201 Report Name ERI2433 DOC 6 of 28 2 6 Test Configuration Block Diagram Table Top Top View EUT Radiated Setup Antenna Conducted Setup EUT Spectrum Analyzer Table Top Top View EUT With Cha...

Страница 7: ...adding the Antenna Factor and Cable Factor and subtracting the Amplifier Gain if any from the measured reading The basic equation with a sample calculation is as follows FS RA AF CF AG where FS Field...

Страница 8: ...0 88 216 150 43 5 216 960 200 46 0 960 10 000 500 54 0 Measurement Data The data below represents the worst case emissions and the operating mode 10 01 98 Date Ericsson Inc Company Mark A Severson Te...

Страница 9: ...V 0 45 to 30 250 48 0 Measurement Data The DT 620 does not connect to the AC mains however the battery charger does connect to the AC mains therefore the conducted emissions testing was performed with...

Страница 10: ...4 1924 375 5 1923 125 6 1921 875 7 1920 625 3 2 7 Digital Modulation Technique 15 319 b The DT 620 uses a Differential Pi 4 DQPSK Differential Quadrature Phase Shift Keying digital modulation 3 2 8 Pe...

Страница 11: ...ontinue transmission on case of either absence of information to transmit or operational failure The provisions in this section are not intended to preclude transmission of control and signaling infor...

Страница 12: ...following channels Channel Number Center Frequency MHz 0 1929 375 1 1928 125 2 1926 875 3 1925 625 4 1924 375 5 1923 125 6 1921 875 7 1920 625 The DT 620 uses Time Division Multiple Access TDMA techn...

Страница 13: ...st 60 dB below the transmit power permitted for that radiator B is defined as the emission bandwidth of the device in hertz Compliance with the emission limits is based on the use of measurement instr...

Страница 14: ...shall maintain a frame repetition rate with a frequency stability of at least 10 ppm The jitter time related abrupt spurious variations in the duration of the frame interval introduced at the two ends...

Страница 15: ...ed Photograph 4 1 Overview Front of EUT Photograph 4 2 Overview Rear of EUT Photograph 4 3 Overview Printed Circuit Board Top Photograph 4 4 Overview Printed Circuit Board Bottom Photograph 4 5 DCT 19...

Страница 16: ...Intertek Testing Services Ericsson Inc Model DT 620 FCCID AXAROA1173201 Report Name ERI2433 DOC 16 of 28 Photograph 4 1 Overview Front of EUT...

Страница 17: ...Intertek Testing Services Ericsson Inc Model DT 620 FCCID AXAROA1173201 Report Name ERI2433 DOC 17 of 28 Photograph 4 2 Overview Rear of EUT...

Страница 18: ...Intertek Testing Services Ericsson Inc Model DT 620 FCCID AXAROA1173201 Report Name ERI2433 DOC 18 of 28 Photograph 4 3 Overview Printed Circuit Board Top...

Страница 19: ...Intertek Testing Services Ericsson Inc Model DT 620 FCCID AXAROA1173201 Report Name ERI2433 DOC 19 of 28 Photograph 4 4 Overview Printed Circuit Board Bottom...

Страница 20: ...Intertek Testing Services Ericsson Inc Model DT 620 FCCID AXAROA1173201 Report Name ERI2433 DOC 20 of 28 Photograph 4 5 DCT 1900 and Accessories...

Страница 21: ...Intertek Testing Services Ericsson Inc Model DT 620 FCCID AXAROA1173201 Report Name ERI2433 DOC 21 of 28 Photograph 4 6 DCT 1900 Antenna...

Страница 22: ...Intertek Testing Services Ericsson Inc Model DT 620 FCCID AXAROA1173201 Report Name ERI2433 DOC 22 of 28 Photograph 4 7 Radiated Emissions setup...

Страница 23: ...Intertek Testing Services Ericsson Inc Model DT 620 FCCID AXAROA1173201 Report Name ERI2433 DOC 23 of 28 Photograph 4 8 Antenna Conducted setup...

Страница 24: ...AROA1173201 Report Name ERI2433 DOC 24 of 28 5 0 Product Labeling The Equipment label and label location are attached 5 1 Label Artwork An engineering drawing of the label which will be permanently af...

Страница 25: ...esting Services Ericsson Inc Model DT 620 FCCID AXAROA1173201 Report Name ERI2433 DOC 25 of 28 6 0 Technical Specifications Transmitter schematics are located in Appendix C Figure 6 1 Transmitter Bloc...

Страница 26: ...ce may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Do not tamper with the Warranty Seal on the back...

Страница 27: ...ith a tuned dipole antenna by adding the antenna factors The equipment under test EUT was placed on a 1 x 1 5 meter wooden table which is 0 8 meters in height above the ground plane During the radiate...

Страница 28: ...bandwidth of 10 kHz The highest peak of any 3 kHz span was recorded 8 3 Emission Bandwidth The emission bandwidth was determined according to section 6 1 3 of ANSI C63 17 1998 8 4 Spurious Emissions 1...

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