Agilent 1100 Quaternary GPIB, LAN Ready Agilent 1200 Binary LAN Ready Agilent 1200 Isocratic LAN Ready Agilent 1200 Quaternary LAN Ready Agilent Binary (G1312A, G1312B, G1312C, G1376A, G2226A, G4220A, G4220B