Products for Sale

01Sound Lab A-1

• Mint Condition
• Cores entirely upgraded by Roger West in 2025
• Cash and Carry from South San Francisco

Shipping:

• Crate and FedEx shipping available

02Luxman A1033

• Monarchy Audio was Luxman's authorized kit distributor
• These tube amps were professionally assembled in California
• Upgraded with German WIMA caps and California Rel-Caps
• Legendary Luxman Phono stage
• Display units never sold before
• 90 days factory warranty. Limited quantities.
• Original assembly manual and circuit diagrams included
• US$1,999 each. Buyer can specify Pentode (UL) or Triode output version
• Shipping weight 50 lbs from San Francisco
• Extra set of 4 x EL34 (6CA7) included at no charge
• Seller will sound demo performance before Cash and Carry

03DT-40

• This is a 50 lb behemoth that plays all disc sizes
• Ultra-stable platform provides authoritative playback
• Please note the upgrade is virtually identical to the Theta unit (details per link attached)
• $1,500 — Buy one get one free

Reference:

• Theta Universal Details (Lampizator Reference)

04Luxman A3550

• Handcrafted in Japan by Luxman
• Mint condition, with Electro-Harmonix 6H30P driver tubes for higher dynamics (original 6CG7 also provided)
• Matched output tubes GE 6550 in prime condition
• Black Gate Audio Grade electrolytic capacitors
• Available in Triode or Pentode Mode outputs (buyer specifies)
• Mono-Stereo switch sets 100W mono output mode
• Luxman exclusive touch sensor indicates AC polarity
• In Mint condition; 50 lb shipping from South San Francisco
• US$1999 Cash and Carry, limited quantities
• Additional 4 Ohm output terminals in addition to 8 Ohm terminals
• Dimension 19 x 8 x 7 inches

05B&W 804 Matrix

• B&W 804 Matrix speakers with upgraded crossovers
• Copper-foil coil replacement improves dynamics and current flow
• Tweeter crossover has German WIMA triple bypass caps for extended highs
• Woofer, mid range and tweeter all in perfect condition
• New back-up titanium tweeter pair included (value $200)
• In original factory cartons
• $999 for the pair, Cash and Carry at South San Francisco
• Speaker dimension 10 x 10 x 36; 50 lbs
• Will ship if buyer pays extra for crate

06Dual 505-1 Turntable

• German-made Dual 505-1 turntable with Ortofon cartridge
• Extra Swiss-made replacement stylus included
• Mint condition, but cover cracks (due to shipping) repaired
• Legendary gimbal-bearing tonearm offers superior tracking
• Simple dial-in Skating compensation
• Original rubber platter cover upgraded with high-damping thick platter
• Output cables upgraded with 4-ft of Belden dual-core high-purity copper cable and locking RCA gold-plated terminals
• $599 Cash and Carry at South San Francisco

Documentation:

• Dual 505-4 Brochure (PDF)

07Monarchy Audio DIP Classic

• Signal boosting (to 5 times higher), signal conditioning (jitter reduction), noise reduction, ground isolation
• Precision clock at 44.1KHz Native Mode
• Format change (from Opto to RCA, or XLR)
• Converts streaming signal to Native Mode (from 32-96KHz to 44.1KHz Native Mode)
• Inserted in-between your CD player or streaming signal to your DAC
• Display unit in mint condition
• Original price $249; Now $129
• Free DR-2 digital cable included (a $29 value)
• 12 month full warranty; Made in USA by Monarchy Audio
• 7 x 6 x 3 inches, 4 lbs; Multiple units available
• Reviews and user comments available upon request

08Fisher 800C Upgraded Integrated tube amp

• Fisher's high-performance receiver handcrafted in USA
• Cosmetics in decent condition; some rust is evident
• All audio driver and phono tubes are brand new 12AX7
• FM tube tuner yields ultra analog performance
• Phono stage upgraded per on-line recommendations with performance level that matches or supercedes any modern phono (upgrade documentation available)
• All electrolytic caps bypassed with new high performance caps
• All signal path caps replaced with German WIMA caps
• All upgrades performed by Monarchy Audio
• Superior all-tube ultra-analog performance makes music listening a real joy
• 17 x 15 x 6 inches, 60 lbs
• Cash and Carry at South San Francisco — $999

09SE-250 Mono Block Amplifiers

• US$5,000 for the pair, fully assembled in US
• US$2,000 for two mono blocks, unassembled, for qualified technicians only

10Ortofon MCA-76 MC Preamp

• Handcrafted in Denmark; classic active MC head amp designed in the late 1970s
• Pre-preamp that boosts ultra-low output MC cartridges up to standard Moving Magnet (MM) levels
• High gain ~34 dB, engineered for ultra-low output cartridges like the original Ortofon MC-20 (0.07 mV); multiplies input voltage roughly 50×
• Known for a clean, natural, and open soundstage; tight bass, excellent transient response, and smooth, non-fatiguing highs
• Respectably quiet background for a vintage transistor-based active unit
• Designed around extremely low-output MC cartridges (~0.05–0.15 mV); with modern 0.4–0.6 mV cartridges you get unnecessary gain, so it is a poor match for those
• Tested in very good working condition; signs of use, neat and clean
• 9 x 3 x 1.5 inches, 4 lbs
• $199; can be shipped worldwide

11Williamson 4040 Amp

• Designed by Williamson in UK
• Professionally built in California according to construction article (attached)
• Large toroid transformer for robust performance
• Will never leak DC that can easily burn speakers
• Very reliable
• One of a kind, offered below the labor cost to build
• $199, 22 lbs, Cash and Carry

Construction Article:

• Williamson 4040 Amp Construction Article (PDF)

12Luxman A502

• Luxman high performance preamp made in Japan
• Separate MC and MM amplifier stages (not just hi/lo setting)
• Luxman exclusive "DC Servo" circuitry eliminates ALL coupling capacitors
• Functional tone-control settings for distortion-free sound contouring
• Ultra-high performance Line Amp drives any amp or headphone directly (no capacitor in signal path)
• Upgraded with new super op amps for precise DC-servo
• Display unit never sold to any user
• $799; 18 x 12 x 4 inches, shipping weight 20 lbs
• 12 month warranty by Monarchy Audio

13Dahlquist DQ-10

• Two pairs available
• Gemini rates it as one of the ten best Classic speakers
• All speaker units in perfect condition
• Crossover upgraded with film caps and repaired for Bi-wire or Bi-amp
• Please view videos on YouTube, Search Dahlquist DQ-10
• One pair has feet; another pair needs stand not included in price
• 32 x 32 x 9 inches, 60 lbs
• US$500 a pair Cash and Carry from South San Francisco
• Dalhquist DQ-10 offer: subwoofer crossover also available at separate price. Original factory unit.

14TAA120 Tube Amp

• Professionally upgraded by Monarchy Audio
• Ultra high performance C-core output transformer (replacing original EI core) for superior tube-to-speaker coupling
• All signal capacitors WIMA and Rel-Caps
• Power supply caps paralleled with high value Rel-caps
• Easy bias adjust if output tubes are changed
• American-made AC filter choke added to smooth DC
• KT-88 output tubes matched and labeled
• Extra set of new EL34 tubes included (bias must be set again)
• 2 x 60W RMS stereo / 1 x 120W RMS mono; THD 0.01% @ 1KHz 1W; 3Hz—V50KHz
• Class AB design, Pure Class A up to 15W RMS
• 15 x 11 x 8 inches, 45 lbs
• US$999 Cash and Carry from South San Francisco

15Luxman A902M

• Luxman A902M power amp — 120W x 2
• Luxman's most versatile power amplifier
• Class A or Class AB front-panel switchable
• Feedback or Non-Feedback instant select
• Pure Class A yields 30W x 2
• Class AB yields 120W x 2
• Legendary Luxman performance
• Made in Japan for 100V AC
• 1500 Watt step-up / step-down transformer included for free
• 18 x 16 x 7 inches, 40 lbs
• Distributor demo unit, Mint condition
• Two versions available — without meter $850; with illuminated meters $980
• Cash and Carry from South San Francisco

16Hafler XL280

• Hafler XL280 upgraded power amp
• + Hafler's Excalibur Circuit
• Upgraded by Monarchy Audio with low ESR capacitors
• 200W x 2 on 4 Ohms
• 40 lbs
• Mint condition
• Price: $580
• Cash and Carry from South San Francisco

View PDF Brochure