TRUMPET MC
Phonostage
Made in USA
Страница 1: ...TRUMPET MC Phonostage Made in USA ...
Страница 2: ...on charges prepaid to Hagerman Audio Labs This warranty does not apply if the product has been damaged by negligence accident abuse or misuse or misapplication has been damaged because it has been improperly connected to other equipment or has been modified without the express written permission of Hagerman Audio Labs This warranty is limited to the replacement or repair of this product and not to...
Страница 3: ...ates B and B rails after a 40 second delay A novel differential JFET front end provides variable gain and loading capabilities needed for MC operation With this flexibility any cartridge can be used even MM Premium components are used throughout such as polypropylene capacitors and metal film resistors The aluminum chassis has a rugged powdercoat and is designed to match the Tuba Specifications It...
Страница 4: ...TRUMPET MC Phonostage 4 Tubes Install tubes into positions as shown 12AU7 towards rear ...
Страница 5: ...ther equipment Plug in wall wart supply Unit is powered on by pressing front panel pushbutton After roughly 40 seconds of delay the internal high voltage supplies will turn on When both LEDs are lit unit is ready for use Best operation is to run LOADING as high as possible clockwise and GAIN as low as possible counter clockwise MM cartridges will only function properly with LOADING set to 47k and ...
Страница 6: ...J1 C2 470uF L1 50uH C1 47nF R3 16R D2 MUR140 Q1 PFET R1 6k8 R2 47 D1 LED S1 H1 12V C3 470uF 15V R4 16R H2 12V C4 470uF R5 16R H3 12V C5 470uF Hagerman Audio Labs PO Box 61911 Honolulu HI 96839 ...
Страница 7: ...00V 5 4 3 6 2 7 U2 TC4428 R12 1k R13 10k Q4 IXTP OUT 8 3 1 SENS 6 4 2 5 ENAB TRIG BIAS 7 CLMP U1 LM555 R10 5k6 R9 5k6 C7 1nF C6 47uF R7 220k R6 220k Q2 2N3906 R8 1k R11 1k C9 1nF C11 47nF C14 47nF L2 50uH 15V R15 220 R16 220 Hagerman Audio Labs PO Box 61911 Honolulu HI 96839 67kHz 2 6A 2 6A ...
Страница 8: ...R17 1k R18 1k C20 33uF C22 470nF C21 33uF C23 470nF R20 130k C25 470uF C27 47nF R22 130k R24 130k R26 130k D5 1N4738 C24 470uF C26 47nF R19 130k R21 130k R23 130k R25 130k 200V 190V 230V 220V 10V 10V D8 LED Hagerman Audio Labs PO Box 61911 Honolulu HI 96839 ...
Страница 9: ...R27 J2 Q5A LSK389 X64 LSK389 R30 10k R33 10k R31 R29 4k7 R32 4k7 C28 47nF PRE 10V 10V C29 47nF PRE Hagerman Audio Labs PO Box 61911 Honolulu HI 96839 47 100 220 470 1k 47 220 1k6 4k7 47k 470 ...
Страница 10: ...8 C31 47nF C34 47nF 190V V2A 12AX7 R38 470k R40 130k V2B 12AX7 R50 470k R47 130k R41 130k R48 130k C32 1nF R43 3k3 V3A 12AU7 R56 470 R58 130k C35 470nF R59 470k J3 230V R57 130k 200V PRE V3B 12AU7 220V Hagerman Audio Labs PO Box 61911 Honolulu HI 96839 120V 10Hz 50kHz 2 5kohm ...
