G21BW301111 Datasheet, PDF (9/21 Pages) List of Unclassifed Manufacturers – G21.W Hercules Gen.II Penta Band Cellular Antenna Screw-mount - White Version GSM/GPRS/CDMA/EVDO/UMTS/HSPA/WCDMA

4.3 Gain
Figure 8. Gain of G21 Hercules antenna in free space.
Figure 9. Gain of G21 Hercules antenna on 30 cm metal plate.
SPE-12-8-155/C/EZ Page 9 of 21