Preamplifiers:
Ace Basic (Holt) III-2
Acoustat RP-2 (Olsher,Holt) V-2
Acoustat Trans-Nova (Holt) VI-3
Adcom GFP-555 (Cordesman) IX-7
Adcom GFP-565 (Galo,Atkinson,Greenberg) XIII-2,10, XVI-6
Adcom GFP-750 (Phillips,Norton) XXII-3
Adcom GTP-400 tuner/preamplifier (Galo) XII-9
Advent 300 Receiver (used as preamp) (Holt) IV-1
Air Tight ATC-2 (Olsher,Norton) XVII-10
Analog Engineering 520 (Holt) IV-1
Atma-Sphere MP-1 (Stone,Norton) XVI-12, XVII-10
Audible Illusions Modulus 3/3A (Fremer,Norton) XIX-2,9
Audible Illusions Modulus (Watkinson) VII-6
Audio Alchemy Digital Line Controller (Phillips,Atkinson,English) XVIII-8,11
Audio Arts Bravura (Holt) IV-1
Audio by Van Alstine Super-PAS Three (Atkinson) XI-10,12
Audio Research BL2 (Harley) XVII-8
Audio Research LS2/LS2B (Harley,Olsher) XIV-10, XVI-1,4
Audio Research LS3/LS3B (Colloms) XVI-8
Audio Research LS5 (Harley) XVII-8,11
Audio Research LS5 Mk.II (Harley,Stone) XVII-12, XVIII-7, XIX-2
Audio Research LS8 (Colloms) XXII-3
Audio Research LS9 (Stone,Norton) XXI-1
Audio Research LS22 (Phillips,Norton) XIX-11,12
Audio Research Reference One (Phillips,Norton) XXI-11
Audio Research Reference Two (Fremer,Atkinson) XXIII-9
Audio Research SP9 (Holt) X-8
Audio Research SP9 Mk.II (Lemcoe,Atkinson) XIII-11, XIV-6
Audio Research SP14 (Lemcoe,Atkinson) XIII-6
Audio Research SP16L (Deutsch,Atkinson) XXVI-8
Audio Research SP-3A (Holt) III-5,7
Audio Research SP-4 (Holt) IV-1
Audio Research SP-10 (Cordesman) VII-3,7, IX-7
Audio Research SP-11 (Holt,Cordesman) IX-4,7
Audionics BT-2 (Holt) IV-2,6
Ayre Acoustics K-1 (Phillips,Norton) XX-3
Ayre Acoustics K-1x (Bolin) XXV-6
Ayre Acoustics K-3 (Fremer,Norton) XXI-7
Ayre Acoustics K-3x (Fremer) XXIV-11
B&K Sonata Pro 10MC (Tellig) VIII-8, XIV-5
Balanced Audio Technology VK-5 (Deutsch,Norton) XVIII-12
Balanced Audio Technology VK-5i (Deutsch) XX-4,12
Balanced Audio Technology VK-5SE (Scull) XXIII-6
Balanced Audio Technology VK-40 (Deutsch,Atkinson) XXIV-7
Balanced Audio Technology VK-50SE (Scull,Atkinson) XXII-12
Balanced Audio Technology VK-51SE (Bolin,Atkinson) XXVI-11
Berning TF-10 (Holt) IV-5
Berning TF-12 (Holt) XI-7
Blue Circle BC3 Galatea (Stern,Atkinson) XXIII-8
Blue Circle BC21 (Rubinson,Atkinson) XXIV-2
Blue Circle BC21.1 (Rubinson) XXVI-9
Boulder 1012 (Scull,Atkinson) XXIV-12
Boulder 2010 (Fremer,Atkinson) XXV-7
Bryston BP25-MC (Greenhill,Norton) XIX-10
Carver Research Lightstar Direct (Stone,Norton) XIX-2, XX-7
Cary Audio Design CAD-5500 (Olsher,Atkinson) XIII-11
Celeste Moon P-5 (Rubinson,Norton) XXII-3
Cello Encore (Lipnick) XVIII-7
Cello Palette Preamplifier (Lipnick,Norton) XV-6
Classe Omega (Scull,Norton) XXII-7
Classe Six Mk.II (Greenhill,Norton) XVII-2
Coda Technologies FET-01 (Deutsch,Norton) XV-3
Connoisseur Definitions 4.0 (Fremer) XXV-10
Conrad-Johnson ART (Phillips,Atkinson) XXI-5
Conrad-Johnson ART Series 2 (Scull) XXV-6
Conrad-Johnson PF1 (Colloms) XIII-12
Conrad-Johnson PF2 (Colloms) XVII-11
Conrad-Johnson PF-R (Colloms) XIX-10
Conrad-Johnson Premier Three (Cordesman,Holt) VII-3, VIII-2,4
Conrad-Johnson Premier Seven (Holt,Atkinson) XI-11, XII-8
Conrad-Johnson Premier Seven A (English,Norton) XV-5
Conrad-Johnson Premier Fourteen (Phillips,Norton) XIX-12
Conrad-Johnson Premier 16LS (Scull,Atkinson) XXIV-8
Conrad-Johnson Premier 16LS Series 2 (Scull) XXV-4
Conrad-Johnson Premier 17LS (Damkroger,Atkinson) XXIV-5
Conrad-Johnson Premier 18LS (Greenhill,Atkinson) XXV-12
Conrad-Johnson PV3 kit (Holt) V-10, VI-3
Conrad-Johnson PV4 (Watkinson) VII-6
Conrad-Johnson PV5 (Holt) VII-3
Conrad-Johnson PV6 (Tellig) VIII-2
Conrad-Johnson PV9 (Atkinson) XII-5
Conrad-Johnson PV10A (Greenberg,Norton) XVI-6
Conrad-Johnson PV10B (Tellig) XXV-1
Conrad-Johnson PV11 (Deutsch,Norton) XIV-12
Convergent Audio Technology SL-1 (Cordesman) IX-7
Convergent Audio Technology SL-1 Signature (English,Scull,Novak,Deutsch) XV-12, XVII-1,9, XVII-11, XVIII-12
Convergent Audio Technology SL-1 Signature Mk.II (Deutsch) XIX-12
Convergent Audio Technology SL-1 Signature Mk.III (Deutsch) XXI-3
Convergent Audio Technology SL-1 Ultimate (Deutsch) XXII-8, XXIV-7
Counterpoint SA-3.1 (Tellig) XI-5
Counterpoint SA-7 (Watkinson) VII-6
Counterpoint SA-3000 (Lemcoe,Atkinson) XIII-11
Counterpoint SA-5000 (Lemcoe,Norton) XV-1
Creek OBH-12 remote-control passive (Tellig,Willis) XXI-1,4
DB Systems Model 1 (Holt) IV-1
dbx CX1 (Holt) XI-9
Denon DAP-5500 (Graves,Colloms) XI-1,11
Denon PRA-200 (Holt) IV-7
Denon PRA-1000 (Tellig) VII-3
DNM (Gold) VIII-6
Dolan DM-1 (Watkinson) XI-4
Dynaco PAM-1 (Holt) I-3
Dynaco PAS-2 (Holt) I-3
Dynaco PAT-4 (Holt) II-6,8
Dynaco PAT-5 (Holt) III-7,9
Electrocompaniet EC 4.5 (Tellig) XXI-1
Electrocompaniet EC 4.6 (Tellig) XXI-1
Electrocompaniet EC-1 (Watkinson) X-9
Electrocompaniet Preampliwire 1a (Cordesman) IX-1
Electrocompaniet Preampliwire I & II (Watkinson) VIII-2
Electronic Visionary Systems Penny & Giles Attenuator (Harley) XIII-7
Electronic Visionary Systems Stepped Attenuator (Harley) XIII-7
Electronic Visionary Systems Ultimate Attenuator (Harley) XIII-7
Exposure XVII (Harley) XVII-4
Final Laboratory Music-5 (Dudley,Atkinson) XXVI-1
Forte Model 2 (Tellig) XII-5
GAS Thaedra (Holt) III-11
Hafler Iris (Atkinson) XII-6
Harman/Kardon 825 (Tellig) VII-3
Harman/Kardon Citation 11 (Holt) III-4
Herron Audio VTSP-1 (Fremer,Atkinson) XXIII-3
Hitachi HPT-120AV tuner-preamplifier (Scott) XII-12
Home HeadRoom (Phillips,Norton) XVIII-1
Hovland HP-100 (Fremer,Atkinson) XXIII-11
Jadis JPL (Olsher,Norton,Novak) XVI-1, XVII-11
Jadis JP-80MC (Olsher,Norton,Scull) XVII-9
Jadis JP-80MC Mk.II (Fremer,Atkinson) XXI-12
Jeff Rowland Design Group Coherence 1 (Lipnick) X-8, XI-1
Jeff Rowland Design Group Coherence (Dickson,Atkinson) XXII-9
Jeff Rowland Design Group Consonance (Norton) XIV-3
Jeff Rowland Design Group Consummate (Norton) XV-1, XVII-1
Jeff Rowland Design Group Synergy (Deutsch,Norton) XX-12
Jeff Rowland Design Group Synergy IIi (Bolin) XXV-8
Kinergetics KPA-1 (Greenhill) VIII-5
Klyne SK-5 (Holt,Cordesman) VIII-2,5
Klyne SK-5A (Holt) X-6
Klyne SK-6 (Colloms) XII-2
Krell KBL (Lipnick,Norton) XIV-8, XV-4
Krell KRC (Norton) XVII-1,3
Krell KRC-2 (Colloms) XVII-6
Krell KRC-3 (Norton) XX-5
Krell KRC-HR (Phillips,Norton) XIX-10,12
Krell KRS2 (Cordesman,Atkinson) X-4, XI-3
Krell KSL (Colloms) XIV-7
Krell PAM-3 (Cordesman) VIII-5
Lamm Industries L1 (Phillips,Norton) XX-8
Lamm Industries L2 Reference (Scull,Atkinson) XXIV-5
Lazarus Cascade Basic (Tellig,Olsher) IX-2
Lazarus Cascade Deluxe (Olsher,Atkinson) XII-5
Linn Klimax Kontrol (Dudley,Atkinson) XXVI-6
Linn LK1 (Gold,Atkinson) IX-2, XII-7
Luxman C-05 (Greenhill) IX-8
Marantz Model 7 Reissue (Stone,Norton) XX-8
Mark Levinson ML-7A (Holt) IX-5
Mark Levinson No.26 (Atkinson) XI-5
Mark Levinson No.28 (Deutsch,Norton) XV-7
Mark Levinson No.32 Reference (Scull,Norton) XXIII-1
Mark Levinson No.38 (Harley,Atkinson,Stone) XVII-8, XVIII-7
Mark Levinson No.38S (Atkinson) XVIII-7
Mark Levinson No.380S (Atkinson) XX-11,XXIII-1
McCormack Line Drive TLC-1 (Atkinson) XVII-7
McCormack MAP-1 multichannel (Rubinson) XXVI-9
McCormack Micro Line Drive (Phillips,Atkinson) XVIII-6
McIntosh C2200 (Tellig) XXV-5
McIntosh C-22 Commemorative Reissue (Stone,Norton) XVIII-10
Meitner PA6i (Balgalvis) XI-6
Melos MA-333 Gold (Novak,English,Norton) XVII-11
Melos MA-333 Reference (Novak,Norton) XIX-4
Melos SHA-1 (Greenberg,Atkinson) XV-10, XVII-7
Melos SHA-Gold (Phillips,Norton) XIX-7
Meridian Reference 861 surround controller (Rubinson) XXIII-2, XXVI-8
MFA Magus (Tellig) XII-12
MFA MC Reference (English,Norton) XVII-1
Motif MC-7 (Cordesman) IX-1, IX-7
Music And Sound DCC-1 D/A preamplifier (Harley) XIV-3
Music Reference RM5 Mk.II (Olsher,Harley) XIII-4
Musical Fidelity A3CR (Tellig) XXIII-10
Musical Fidelity A3.2CR (Tellig) XXV-12
Musical Fidelity The Preamp II (Tellig) IX-4
Musical Fidelity X-10D (Tellig,Kastanovich,Atkinson) XIX-11, XX-6,8
Musical Fidelity X-Pre (Tellig) XXI-1
NAD 118 (Rubinson) XXI-7
NAD 1300 (Atkinson) XI-12
Nagra PL-L (Rubinson,Atkinson) XXV-11
Nagra PL-P (Scull,Atkinson) XXI-1, XXII-4
Naim NAC 62 with Hi-Cap power supply (Harley) XIV-2
Naim NAC 552 (Fremer,Atkinson) XXVI-7
Nova CPA-100 (Watkinson) VIII-3
NYAL Minuet-in-A (Graves) X-6
NYAL Moscode SuperIt (Graves,Cordesman) IX-6,8
Parasound P/FET-900 (Atkinson) XI-12
Pass Labs Aleph P (Stone,Norton) XIX-2,10
Perfectionist Audio Components CPR IIIB/TIPS (Deutsch,Norton) XV-10
Perfectionist Audio Components Pro Reference III/10K (English,Norton) XIX-7
Phase Linear 4000 (Holt) III-7
Phoenix Systems P-100 (Greenhill) VIII-2
Polyfusion 940 (Stone,Harley) XX-3
Precision Fidelity C-8 (Watkinson) VIII-1
Proceed PAV (Norton) XVII-9
Proceed PRE (Norton) XVIII-5
PS Audio 4.5 (Cordesman) IX-7
PS Audio 4.6 (Norton) XI-9,12
PS Audio IVH (Cordesman) VI-1, VIII-7
PS Audio Source kit (Tellig) VIII-1
PSE Studio SL (Lemcoe,Harley) XIII-1
Purest Sound Systems Dual Mono 500 passive (Tellig) XVII-8, XIX-11
QED PCC passive (Norton) XI-12
Quad 34 (Holt,Tellig) VI-4, VIII-4, X-3
Quicksilver Line Stage (Tellig) XXIV-3
Rappaport (Holt) IV-2
Reference Line Preeminence Two passive (Stone,Norton) XX-7
Rogue Audio 66LSR (Stern,Atkinson) XXIII-10
Rogue Audio Magnum Ninety-Nine (Stern,Atkinson) XXVI-1
Rotel RC-850 (Atkinson) XI-12
SAE Mk.I (Holt) III-1
Simaudio Moon P-5 (Rubinson,Atkinson) XXV-7
Sonic Frontiers Anthem PRE 1L (Brownell,Norton) XXI-2
Sonic Frontiers Line 1 (Kastanovich,Norton) XX-11
Sonic Frontiers Line 2 (Rubinson,Norton) XX-12
Sonic Frontiers Line 3 (Rubinson) XXIII-6
Sonic Frontiers SFL-1 (Olsher,Norton) XV-8, XVI-2
Sonic Frontiers SFL-2 (Novak,Harley,Norton,Atkinson,Deutsch,Fremer) XVII-11, XVIII-7,12, XIX-2,4
Sonographe SC26 (Tellig) XXIII-5
Sony TA-P9000ES multichannel (Greenhill,Rubinson) XXIV-10,XXV-7
Source Components Electronic Harmonic Recovery System (Tellig) XXI-8
Spatial Coherence TVA-1 (Willis) XII-7
Spectral DMC-10 (Greenhill) VII-2
Spectral DMC-20 Series 2 (Harley) XIX-1
Sumo Athena (Norton) XI-9
Sumo Electra (Tellig) VIII-1
Superphon CD Maxx (Tellig) XI-9
Superphon Revelation Basic (Tellig,Cordesman) VIII-1,5,7
Superphon Revelation Dual Mono (Tellig) VIII-4, X-6
Superphon Revelation II (Tellig) XI-10
TacT RCS 2.0 digital equalizer/preamplifier (Rubinson,Atkinson) XXIV-9
Tandberg 3002A (Tellig) VII-6
TARA Labs Space & Time Passage (Olsher,Norton) XV-10
Technics SU-A60 D/A preamplifier (Colloms) XI-11
The Mod Squad Deluxe Line Drive AGT (Atkinson) XII-1
The Mod Squad Line Drive (Cordesman) X-3
Theta DS Pre D/A preamplifier (Lipnick,Atkinson) XII-3
Threshold FET nine/e (Deutsch,Norton) XIV-12
Threshold FET ten (Holt) X-6, XI-1
Threshold FET ten/e (Olsher,Atkinson) XIV-3
Threshold T2 (Atkinson,Stone,Norton) XVIII-7, XIX-2
VAC Renaissance Signature Mk.II (Damkroger,Atkinson) XXV-10
VTL TL-5.5 (Stern,Atkinson) XXV-11
VTL TL-7.5 Reference (Bolin,Atkinson) XXVI-10
Woodside SC26 (Greenhill,Norton) XVIII-2
Yamaha C-1 (Holt) III-11
Yamaha C-80 (Tellig) VIII-1
YBA 2 (Atkinson,Scull) XVII-7, XXIII-10
YBA Signature 6 Chassis (Scull,Norton) XX-12
Z-Man Audio Signal Enhancer (Kastanovich,Atkinson) XX-8
Z-Systems RDP-1 digital preamplifier/equalizer (Rubinson) XXI-7