Do you offer an isotropic antenna for the V4?
First of all we offer our small, easy to use radial isotropic OmniLOG antenna:
This antenna covers the GSM900, GSM1800, UMTS and 2.4GHz WLAN frequency range and would costs only 99,95 Euro.
More details at http://www.spectran.com/EMC_Test_Antenna.shtml#9
We also offer the much bigger radial isotropic BicoLOG antennas which operate even down to 20MHz:
This antennas cover a frequency range from 20MHz to 3GHz.
More details at http://www.spectran.com/EMC_Test_Antenna.shtml#4