Modulat Ion A Ccura Cy Tiles; Pow Er Pr Ofile Tile S; Pr Otocol Tiles; Mo Bil E S Tha T D O N Ot Su Pport T1 Loo Pba Ck - Aeroflex 3900 Series Option Manual

M o d u l a t i o n A cc u r ac y T i l e s
The Modulat ion A ccuracy Me asuremen ts pr ovide graph ical r esults measure me nts ob tained fr om th e
π / 4 DQ P SK mo dulati on used by t he TE TR A Syst em. Ve ctor E rr or, Phase E rr or a nd Magnit ude Er ror
Tiles d isplay t ime vs value g raphs. Tr ajector y, C onste llatio n and R otat ed V ector Tiles display I vs Q
maps. TET RA BS T1 Mo dulati on A ccu racy T iles fu nction in the same manne r as those i n the TET RA
MS S ystem. Th e Modula tion Accur acy Tile s in T ETR A MS T 1 f unction the same as those found in
TET RA MS. R efe r t o C hapte r 5 ,
Po we r P r o fi l e T i l e s
The P ower Pr ofile T iles in TE TRA MS T1 fu nction in t he same manner a s t hose fou nd in TET RA MS .
Ref er to Chap ter 5,
Pr o t o co l T i l es
The Pr otocol Tiles in TE TR A MS T1 fun ct ion in th e same ma nner as th ose fo und i n TE TR A MS .
Ref er to Chap ter 5,
M ob i l es th a t D o N o t S u p p or t T 1 Lo o p b a ck
If the mobile does no t supp ort T1 Loopback Mo de, receiver B ER test ing ma y still be p ossible u s ing t he
standa rd si gnals g enera ted by the Test Set . If the mobile is able to output it s rece ived dat a on a t est
connect or, t he receive d data can be f ed to and measur ed on a separ ate B ER me ter . A lte rnat ively, some
mobiles are able to measu re t heir ow n B ER int ernal ly.
T E T R A M S T 1 S y s t e m
TE TR A MS S ystem
TET RA MS System , f or an ope rat ional descript ion of t hese t iles.
TET RA MS System , f or an ope rat ional descript ion of t hese t iles.
, for an oper ation al descr ipti on of the se til es.
6-10