Forssell-8chSum-mix-sch维修电路原理图.pdf

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1、123456ABCD654321DCBATitleNumberRevisionSizeBDate:29-Jun-2003Sheet of File:C:Websiteprotel databasewebsite.ddbDrawn By:5k Log (audio) Taper123A25k Dual Linear456B25k Dual Linear22k22k15k15kCWCWCWPin #2/Tip5k Log (audio) Taper123A25k Dual Linear456B25k Dual Linear22k22k15k15kCWCWCWPin #2/Tip5k Log (au

2、dio) Taper123A25k Dual Linear456B25k Dual Linear22k22k15k15kCWCWCWPin #2/Tip5k Log (audio) Taper123A25k Dual Linear456B25k Dual Linear22k22k15k15kCWCWCWPin #2/Tip5k Log (audio) Taper123A25k Dual Linear456B25k Dual Linear22k22k15k15kCWCWCWPin #2/Tip5k Log (audio) Taper123A25k Dual Linear456B25k Dual

3、Linear22k22k15k15kCWCWCWPin #2/Tip5k Log (audio) Taper123A25k Dual Linear456B25k Dual Linear22k22k15k15kCWCWCWPin #2/Tip5k Log (audio) Taper123A25k Dual Linear456B25k Dual Linear22k22k15k15kCWCWCWPin #2/Tip326AOPA60410k1k49.9 Ohm10kLeft Output123A50k Log Taper Dual456B50k Log Taper Dual326AOPA60410k

4、1k49.9 Ohm10kRight OutputPassive Mixer with Line Driver OutputPin #3/RingPin #3/RingPin #3/RingPin #3/RingPin #3/RingPin #3/RingPin #3/RingPin #3/RingPin #1/SleevePin #1/SleevePin #1/SleevePin #1/SleevePin #1/SleevePin #1/SleevePin #1/SleevePin #1/SleeveXLR or TRS JackChassis GroundXLR or TRS JackCh

5、assis GroundXLR or TRS JackChassis GroundXLR or TRS JackChassis GroundXLR or TRS JackChassis GroundXLR or TRS JackChassis GroundXLR or TRS JackChassis GroundXLR or TRS JackChassis GroundRadioFans.CN 收音机爱 好者资料库123456ABCD654321DCBATitleNumberRevisionSizeBDate:29-Jun-2003Sheet of File:C:Websiteprotel d

6、atabasewebsite.ddbDrawn By:5k5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS Jack5k5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS Jack5k5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS Jack5k5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS Jack5k5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS Jack5k5kPin 1/SleevePin 2/T

7、ipPin 3/RingXLR or TRS Jack5k5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS Jack5k5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS Jack5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS Jack5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS Jack5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS Jack5kPin 1/SleevePin 2/TipPin 3/

8、RingXLR or TRS Jack5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS Jack5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS Jack5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS Jack5kPin 1/SleevePin 2/TipPin 3/RingXLR or TRS JackPin 1/SleevePin 2/TipPin 3/RingXLR or TRS JackPin 1/SleevePin 2/TipPin 3/RingXLR or TRS J

9、ackSummed OutputSummed OutputInput #1Input #2Input #3Input #4Input #5Input #6Input #7Input #8Input #1Input #2Input #3Input #4Input #5Input #6Input #7Input #8Balanced Input SummingUn-Balanced Input SummingNote.To prevent ground loops, you can use a 0.1mfd ceramic cap from pin #1/Sleeve to chassis gro

10、und, instead of a hardwire connection.The Source impedance (looking back into the output connector) is appox 600 ohms with the values shown. The Input impedance for each input is appox 5.7k ohms.Load impedance (the input impedance of the device to which the output of the summing buss is attached) should be 10k ohms or higher.Chassis Ground8 Channel Passive Summing BussesRadioFans.CN 收音机爱 好者资料库