Finished two days ago, the test result seem very good to me. Especially the low frequency square wave.
To most of the testment below,
CH1=INPUT=1.6Vp-p
CH2=OUTPUT=16Vp-p
OUTPUT loader = 37.5 ohm
oscillograph : RIGOL DS1062C
source : DF1631
SIN
1MHz
100KHz
10KHz
1KHz
100Hz
10Hz
1Hz (with 300mV input 3V output )
SQU
1MHz