INSTEK SIGNAL/FUNCTION GENERATOR SELECTION GUIDE   General Function： 1.Waveform：Sine, Triangle, Square 2.Amplitude：10Vpp (into 50Ω load) 3.DC Offset：< -5V ~ > 5V (into 50Ω load) 4.VCF Function &    Signal/Function Generator Model Description Duty TTL / CMOS DC Offset LIN/LOG Sweep AM/FM EXT Counter Price SFG-2004 4MHz DDS FG • • • $255.00       SFG-2007 7MHz DDS FG • • • $256.00 SFG-2010 10MHz DDS FG • • • $346.00 SFG-2020 20MHz DDS FG • • • $432.00 SFG-2104 4MHz DDS FG with Counter • • • • • •  $324.00 SFG-2107 7MHz DDS FG with Counter • • • • • • $346.00 SFG-2110 10MHz DDS FG with Counter • • • • •  • $378.00 SFG-2120 20MHz DDS FG with Counter • • • • •  • $513.00    Signal/Function Generator Model Max Freq. (MHz) LIN/ LOG Sweep TTL / CMOS Output GCV @ LED INT/EXT AM/FM Sync Output Trigger Attenuator Ramp Output Price GFG-3015 15 •* •% • • Both • • • continual • $719.00       GFG-8255A 5 • • • • Both •     -20dBx2 • $359.00 GFG-8250A 5   •   • Both       -20dBx2 • $252.00 GFG-8219A 3 • • • • Both •     -20dBx2 • $292.00 GFG-8216A 3   •   • Both       -20dBx2 • $220.00 GFG-8215A 3   •             -20dBx2 • $170.00 GFG-8020H 3   •   • INT       -20dBx1   $195.00       RF Generator GRG-450B 150MHz RF Generator Price: $210.00      Audio Generator GAG-810 Audio Generator Price: $198.00     NOTE:  # Build in Two Function Generator  * Linear Sweep and Symmetry  % TTL Output Only  @ GCV: Generator Controlled Voltage  & VCF: Voltage Controlled Frequency