[. . . ] [. . . ] Transistor Yes Yes Yes Yes Yes 20Hz to 20kHz 20Hz to 20kHz 10Hz to 100kHz 1/2" Glass, 3D LED Fiber Optic MC2102 100W 2 0. 50 100dB 1. 2dB 18 Unity Coupled Vacuum Tube Yes Yes Transformer Yes Yes 20Hz to 20kHz 20Hz to 20kHz 17Hz to 70kHz Glass Bulbs MC275 75W 2 0. 50 100dB 1. 2dB 20 Unity Coupled Vacuum Tube No Yes Transformer No Yes 20Hz to 20kHz 20Hz to 20kHz 10Hz to 70kHz n/a n/a traditional stainless steel MC2301 300W 1 0. 5000 117dB 1. 2dB 15 Unity Coupled , Quad Balanced Vacuum tube N/A N/A Balanced Tranformers Yes Yes 20Hz to 20KHz 20Hz to 20KHz 10Hz to 100 KHz 1/2" glass Led Fiber Optic 2, 000 1 0. 005 123dB Unbalanced; 127dB balanced 2dB 100 Quad Balanced Transistor N/A N/A Yes Yes Yes-2 20Hz to 20kHz 20Hz to 20kHz 10Hz to 100kHz 1/2" Glass Fiber Optic Chassis Style 3, open stainless steel open stainless steel open stainless steel open stainless steel open stainless steel open stainless steel open stainless steel Apr-09 POWER AMPLIFIER COMPARISON CHART MONOBLOCK AND 2-CHANNEL AMPLIFIERS FEATURE Meter Light Switch MC2KW Yes MC1. 2KW yes MC501 yes MC402 yes MC252 yes MC2102 yes MC275 n/a MC2301 Yes Remote Power Control Gold Plated Binding Posts yes Yes, 200 amp, 3 sets for each tap yes Yes, 200 amp, 3way yes yes 200 amp, 3way yes Yes, 200 amp, 3way yes Yes, 200 amp, 3way yes Yes, 200 amp, 3way n/a yes Yes Yes, 200 amp, 3-way Dimensions (h x w x d) 12-5/16" (31. 8cm) x 17-3/4" 11-1/2" (29. 2cm) x 9-5/16" (24cm) x 9-5/16" (24cm) x 9-5/16" (24cm) x 17- 9-1/2" (24. 1cm) x 7-1/2" (17. 8cm) x (45. 1cm) x 26-5/8" 17-3/4" (45. 1cm) x 17-1/2" (44. 5cm) x 17-1/2" (44. 5cm) x 1/2" (44. 5cm) x 14- 17-1/2" (44. 5cm) x 16" (40. 6cm) x (67. 3cm) 18" (45. 7cm) 14-1/2" (36. 8cm) 17" (43. 2cm) 1/2" (36. 8cm) 17" (43. 2cm) 12" (30. 5cm) 12-5/16" (31. 3cm) 17 3/4" (45. 1cm) 23" (58. 4cm) Shipping Weight Tri Chassis Unit Output Module (1): 146 lbs. , (66. 2kg); Power Module (2): 158 lbs. , (71. 7 kg) ea. 172 lbs. , (78 kg) 106 lbs. , (48. 1kg) 144 lbs. , (65. 3 kg) 109 lbs. , (49. 4 kg) 121 lbs. , (55 kg) 75 lbs. , (34 kg) 141 lbs. , (64kg) [. . . ] [. . . ]