4 Dark '93 Tunes to ID Please

[hoodoo_mc]

I know I should know these - they were all big tunes back in the day.
Thanks in advance for having a listen. Much appreciated.
h_mc

[Digital Delight]

Tune 1 - Undergraduates - Into Da Future

Tune 2 - DJ Crystl - Warpdrive

Tune 3 - Omni Trio - Thru The Vibe

Tune 4 - Desired State - Beyond Bass / Killer Beat

[hoodoo_mc]

Tune 1 - Undergraduates - Into Da Future

Tune 2 - DJ Crystl - Warpdrive

Tune 3 - Omni Trio - Thru The Vibe

Tune 4 - Desired State - Beyond Bass / Killer Beat

Thanks very much for ID'ing those for me.
I can now spend the rest of my days trying to hunt down vinyl mp3 rips :)
Is there any sites around where I can grab these old tunes from?