background image

 

 

 
 
 
 

HAGERMAN

T   E   C   H   N   O   L   O   G   Y

 
 

Chime Gold 

 

Vacuum Tube USB DAC 

 
 
 
 
 
 
 
 
 

 

 
 
 
 
 
 
 
Made in USA 

Summary of Contents for Chime Gold

Page 1: ...HAGERMAN T E C H N O L O G Y Chime Gold Vacuum Tube USB DAC Made in USA ...

Page 2: ...arges prepaid to Hagerman Technology LLC 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 Technology LLC This warranty is limited to the replacement or repair of this product and not...

Page 3: ...actual conversion is done using R2R 24 bit chips the most expensive you can buy with phase linear perfect transient response output filter translators Vacuum tube stages then provide the necessary gain and output buffering Package Contents Chime Gold USB DAC Power cord USB cable Specifications Item Specification Input USB 1 1 Input Data Rate 44 1k Bandwidth analog 10Hz to 100kHz Gain analog 30dB D...

Page 4: ...ange operating modes The PHASE switch changes signal polarity up is positive The FILTER switch selects between slow rolloff mode down and fast rolloff up The blue LEDs indicate status of power supplies and signal lock If the RX led is off then there is no valid 44 1k data signal Due to the tube rectified high voltage supply there is a turn on delay of about 30 seconds Proper warm up takes at least...

Page 5: ...gh gain tube You can also use a 5751 Second tube is a cathode follower output buffer and is a 12AU7 5814A 6067 High voltage rectification is provided by a 5Y3GT but many other 8 pin types will also work GZ34 5AR4 etc Always unplug power cord before removing the top cover The fuse is located on the circuit board under the transformer wires It is a 1 amp slo blo 5x20 type ...

Page 6: ...any purpose and the document shall not be copied in whole or in part Copyright Hagerman Technology LLC 2004 All rights reserved L N S SLO BLO yel blu blu yel red yel red grn yel brn yel red grn brn grn blk blk red yel blk vio wht blk yel wht n a A Chime Gold Power Supply Hagerman Technology LLC P O Box 26437 Honolulu HI 96825 1 4 Wednesday December 06 2006 Title Size Document Number Rev Date Sheet...

Page 7: ...a A Chime Gold Power Interface Hagerman Technology LLC P O Box 26437 Honolulu HI 96825 2 4 Wednesday December 06 2006 Title Size Document Number Rev Date Sheet of 8V 8V 8V 8V 8V 8V 8V 8V 8V J402 IN 1 2 3 4 J403 OUT 1 2 3 4 5 6 7 8 9 10 12 11 13 14 15 16 17 18 19 20 C400 4700uF 25V C401 4700uF 25V R403 910 D400 MBR1100 R405 1R0 D401 MBR1100 D403 MBR1100 D402 MBR1100 R406 1R0 R404 910 R409 10 1W R41...

Page 8: ...E CHANNEL SHOWN 2 0V 295V 305V n a A Chime Gold Amplifier Hagerman Technology LLC P O Box 26437 Honolulu HI 96825 3 4 Wednesday December 06 2006 Title Size Document Number Rev Date Sheet of B H 6 2V 6 2V V400A 12AX7 R427 220 R428 910 V401A 12AU7 C409 1uF 400V R435 330k 1W R424 3k9 1W C406 47uF 450V C407 1uF 400V R430 220 J405 Out R434 220 R425 3k9 1W R423 3R0 5W R429 150k 1W R433 220 R432 220 Q402...

Page 9: ...reserved 1 1 1 3 4 6 n a A Chime Gold USB Input Hagerman Technology LLC P O Box 26437 Honolulu HI 96825 4 4 Wednesday December 06 2006 Title Size Document Number Rev Date Sheet of 3 3V R3 22 R4 22 Y1 12MHz R6 1M C9 33pF C8 33pF R1 1k5 R2 1k5 C10 100uF 6V C1 1uF C2 1uF C3 1uF C4 1uF C7 1uF T1 C5 1uF R5 220 R7 110 U1 PCM2704 GP 19 VBUS 10 D 9 VD 7 SPND 27 GR 17 VP 20 VL 13 VR 16 GL 12 GD 6 D 8 TEST0...

Reviews: