FXR07520075XA Datasheet, PDF (7/11 Pages) Taoglas antenna solutions – Circular Flexible Near-Field Communications Antenna with 75mm Twisted Pair 28AWG Cable and ACH(F) connector

3.4. Test results
A total of 8 sample devices were used to measure the interrogation distances in two
scenarios, over plastic and over metal, using the Texas Instruments TRF7970AEVM
evaluation board. The results are:
 Over plastic:
RFID Tag
Topaz512 (Type 1)
NTAG203 (Type 2)
Tag-it HFI Plus RI-I11-112
Tag-it HFI Plus RI-I02-112
Tag-it HFI Plus RI-I03-112
Tag-it HFI Plus RI-I16-112
Button type
Tag-it HFI Plus RI-I17-112
Dimensions
(mm)
43 x 43
 42
45 x 45
76 x 48
38 x 22.5
 24.2
 22
 32.5
Interrogation
Distance (mm)
19
21
31
30
15
20
19
24
 Over metal:
RFID Tag
Topaz512 (Type 1)
NTAG203 (Type 2)
Tag-it HFI Plus RI-I11-112
Tag-it HFI Plus RI-I02-112
Tag-it HFI Plus RI-I03-112
Tag-it HFI Plus RI-I16-112
Button type
Tag-it HFI Plus RI-I17-112
Dimensions
(mm)
43 x 43
 42
45 x 45
76 x 48
38 x 22.5
 24.2
 22
 32.5
Interrogation
Distance (mm)
15
16
21
25
10
13
15
16
SPE-15-8-077/B/CM Page 7 of 11