The functioning of this hole is determined by the combination of BIOS and motherboard chipset. We have been using Gateway 2000 machines for a number of years and have experienced very few problems. The size of the frame grabber card has not caused a problem, and all Pentium and later machines fitted with the AMI BIOS handle the memory hole correctly. However, as Gateway are currently marketing machines with both Phoenix BIOS and AMI BIOS, it is critical that you specify the machine must be fitted with an AMI BIOS as only this option works correctly. If Gateway machines are not available, other makes using the Intel chipset in combination with an AMI BIOS should be capable of creating the required memory hole, although may require a BIOS upgrade to enable this feature.
Further details are available on request.
Consult any computer magazine. The prices are falling rapidly. The extra cost, however, is not really justifiable. Further details will be available on request. The essential thing here is that the monitor has RGB inputs and is capable of displaying a 50Hz interlaced signal.