Topping LA90 Discrete Power Amplifier - Silver

Name: Topping LA90 Discrete Power Amplifier - Silver
Brand: Topping
SKU: LA90DSILVER
Price: 799 GBP
Availability: InStock

Stock due 3 to 5 days

Silver

£799.00

Black

£799.00

Standard Items (DPD)

Usually bookshelf speakers*

Standard Deliveries Order by 3pm Mon-Fri	Free 2 weekday delivery
Express Deliveries Order by 3pm Mon-Fri	Next weekday pre 10.30am - £20 for up to 2 boxes + £5 per additional box Next weekday pre 12.30pm - £15 for up to 2 boxes + £5 per additional box
Weekend Deliveries Order by 3pm Friday	£15 for the first box + £3 per additional box
Remote & Off-Shore Region Deliveries Order by 3pm Mon-Fri	2 weekday remote service - £20 for first 2 items + £9 per additional box 2 to 5 weekday off-shore service - £30 for first 2 items + £9 per additional box

Medium Sized Items (FEDEX)

Usually TVs under 60" or £1000, and most floorstanding speakers*

Standard Deliveries Order by 3pm Mon-Fri	Free 2 weekday delivery
Express Deliveries Order by 3pm Mon-Fri	Next weekday delivery - £20
Weekend Deliveries Order by 3pm Friday	✗
Remote & Off-Shore Region Deliveries Order by 3pm Mon-Fri	Unfortunately, delivery of these product types is not available to remote locations

Large or Heavy Items (BJS)

Usually TVs over 60" or £1000, and heavy separates over 35kg*

Standard Deliveries Order by 3pm Mon-Fri	Free 2-3 weekday, 2-man delivery
Express Deliveries Order by 3pm Mon-Fri	✗
Weekend Deliveries Order by 3pm Friday	✗
Remote & Off-Shore Region Deliveries Order by 3pm Mon-Fri	Unfortunately, delivery of these product types is not available to remote locations

Pallet Sized Items (PALLETFORCE)

Usually large/high-end floorstanding speakers or subs*

Standard Deliveries Order by 3pm Mon-Fri	2 weekday kerbside delivery - £50 per item
Express Deliveries Order by 3pm Mon-Fri	✗
Weekend Deliveries Order by 3pm Friday	✗
Remote & Off-Shore Region Deliveries Order by 3pm Mon-Fri	Unfortunately, delivery of these product types is not available to remote locations

*Not exclusive to only these product types. Product value, weight, and fragility can influence the courier service used.

	Standard Items* DPD	Medium Sized Items* FEDEX or DPD Freight	Large or Heavy Items* BJS (2-man delivery)	Pallet Sized Items* PALLETFORE
Standard Deliveries Order by 3pm Mon-Fri	Free 2 weekday delivery	Free 2 weekday delivery	Free 3-5 weekday, 2-man delivery	2 weekday kerbside delivery - £50 per item
Express Deliveries Order by 3pm Mon-Fri	Next Weekday or Choose a Day Standard - £10 for the first box + £3 per additional box Next Weekday or Choose a Day Pre-12pm Noon - £15 for the first box + £3 per additional box	Next weekday delivery - £20	✕	✕
Weekend Deliveries Order by 3pm Friday	£15 for the first box + £3 per additional box	✕	✕	✕
Remote & Off-Shore Region Deliveries Order by 3pm Mon-Fri	2 weekday remote service - £20 for first 2 boxes + £9 per additional box 2 to 5 weekday off-shore service - £30 for first 2 boxes + £9 per additional box	Unfortunately, delivery of these product types is not available to remote locations	Unfortunately, delivery of these product types is not available to remote locations	Unfortunately, delivery of these product types is not available to remote locations

*See below most common product types for each delivery service, this is not exclusive to only these product types. Product value, weight, and fragility can influence the courier service used.

DPD: Usually Bookshelf Speakers
FEDEX: Usually TVs under 60" or £1000, and most floorstanding speakers
BJS: Usually TVs over 60" or £1000, and heavy separates over 35kg
PALLETFORCE: Usually large/high-end floorstanding speakers or subs

The Topping LA90 Discrete is a high-precision power amplifier featuring a newly developed discrete NFCA design, delivering exceptional sound clarity and an ultra-low noise floor. Housed in a robust CNC-machined aluminium enclosure, it offers flexible volume control options—including bypass mode—for optimal integration with preamplifiers or use in mono configurations.

Name	Description	Lifetime
CART	The association with your shopping cart.	1 Year
CATEGORY_INFO	Allows pages to be displayed more quickly.	1 Year
COMPARE	The items that you have in the Compare Products list.	1 Year
CUSTOMER	An encrypted version of your customer id.	1 Year
CUSTOMER_AUTH	An indicator if you are signed into the store.	1 Year
CUSTOMER_INFO	An encrypted version of the customer group you belong to.	1 Year

Name	Description	Lifetime
CUSTOMER_SEGMENT_IDS	Stores your Customer Segment ID	1 Year
EXTERNAL_NO_CACHE	A flag that, indicates whether caching is on or off.	1 Year
FRONTEND	Your session ID on the server.	1 Year
GUEST-VIEW	Allows guests to edit their orders.	1 Year
LAST_CATEGORY	The last category you visited.	1 Year
LAST_PRODUCT	The last product you looked at.	1 Year
NEWMESSAGE	Indicates whether a new message has been received.	1 Year
NO_CACHE	Indicates whether it is allowed to use cache.	1 Year
PERSISTENT_SHOPPING_CART	A link to information about your cart and viewing history if you have asked the site.	1 Year

Name	Description	Lifetime
RECENTLYCOMPARED	The items you recently compared.	1 Year
STF	Information on products you emailed to friends.	1 Year
STORE	The store view or language you have selected.	1 Year
USER_ALLOWED_SAVE_COOKIE	Indicates whether a customer authorized cookies.	1 Year
VIEWED_PRODUCT_IDS	The products that you recently looked at.	1 Year
WISHLIST	An encrypted list of products added to your wish list.	1 Year
WISHLIST_CNT	The number of items in your wish list.	1 Year

	Stereo	Mono
THD+N @1kHz (A-wt)	<0.00009% @4Ω 5W <0.00009% @8Ω 5W	<0.0002% @4Ω 5W <0.0001% @8Ω 5W
THD+N@20-20kHz 90kBw (No-wtw)	<0.0005% @4Ω 5W <0.0003% @8Ω 5W	<0.0007% @4Ω 5W <0.0005% @8Ω 5W
SNR @A-w	141dB	143dB
Dynamic Range @A-wt	141dB	143dB
Frequency Response	20Hz-40kHz (±0.2dB) 10Hz-100kHz (±0.4dB)	20Hz-40kHz (±0.2dB) 10Hz-100kHz (±0.4dB)
Output Level	51Vpp @ 4Ω 58Vpp @ 8Ω	80Vpp @ 4Ω 106Vpp @ 8Ω
Noise @A-wt	<1.8uVrms @G=L <3.4uVrms @G=H	<2.5uVrms @G=L <4.8uVrms @G=H
Channel Crosstalk @1kHz	-138dB	-
Input sensitivity	7.3Vrms @G=L 2.2Vrms @G=H	6.9Vrms @G=L 2.2Vrms @G=H
Gain	9.4dB @G=L 19.4dB @G=H	15.4dB @G=L 25.4dB @G=H
Channel Balance	0.2dB	-
Output Impedance	<3ΜΩ	<5mQ
Output Power	120W x 2 @40 THD+N<10% 100W x 2 @40 THD+N<1% 66W x 2 @80 THD+N<10% 56W x 2 @82 THD+N<1%	180W x 1 @4Q THD+N<1% 220W x 1 @8Q THD+N<10% 180W x 1 @8Q THD+N<1%
Load Impedance	≥4Ω	≥4Q

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Topping LA90 Discrete Power Amplifier - Silver

Standard Items (DPD)

Medium Sized Items (FEDEX)

Large or Heavy Items (BJS)

Pallet Sized Items (PALLETFORCE)

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