Attestation Statement

FCC ID: UIPSQ400M130

Attestation Statements

Download: PDF
FCCID_2011838

27 June 2013



Federal Communications Commission
USA


RE: Spectrum efficiency attestation for certification application


To Whom It May Concern:


We, 4RF Limited, declare the Aprisa SR+ point—to—multipoint radio, model SQ N401—002 and SQ N402—002 is
capable of supporting the minimum data rate of 4,800 bits per second per 6.25 kHz channel bandwidth as
required for spectrum efficiency.


The equipment has the following specifications:


At 12.5 kHz channel! bandwidth on the minimum modulation (QPSK), the gross data rate is 20,000 bits per
second. Or 10,000 bits per second per 6.25 kHz channel bandwidth.


At 25 kHz channel bandwidth on the minimum modulation (QPSK), the gross data rate is 40,000 bits per
second. Or 10,000 bits per second per 6.25 kHz channel bandwidth.




Sincerely,

{)   ‘{   '\   t




/
Paul Youn
                   £
Compliance Manager
4RF Ltd




                              4RF Limited, 26 Glover Street, Ngauranga, Wellington 6035, New Zealand
                                Tel + 64 4 499 6000     Fax + 64 4 473 4447      Email 4rf@Arf.com



Document Created: 2013-06-26 17:15:36
Document Modified: 2013-06-26 17:15:36

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