Subsequent Events	6 Months Ended
Jun. 30, 2026
Subsequent Events [Abstract]
Subsequent Events	(12) Subsequent Events Vesting of RSU Installment In connection with the 15,000 restricted stock units issued to a board advisor in January 2026, the third installment of 3,750 shares was issued on July 6, 2026. The restricted stock units were issued pursuant to the Company’s 2020 Plan. Termination of Equity Distribution Agreement On July 7, 2026, the Company provided notice to Maxim Group LLC (“Maxim”), as Agent, that it was terminating the Equity Distribution Agreement dated March 21, 2025, between the Company and Maxim effective immediately. Adoption of Stock Repurchase Program On July 7, 2026, the Company announced that its Board of Directors has authorized a stock repurchase program under which the Company may repurchase up to $10 million of its outstanding common stock over the next 24 months. Under the program, repurchases may be made from time to time through open market purchases, privately negotiated transactions, block trades, or other means in accordance with applicable federal securities laws, including Rule 10b-18 under the Securities Exchange Act of 1934, as amended. The Company may also enter into a trading plan under Rule 10b5-1. The timing, manner, price, and amount of any repurchases will be determined by the Company at its discretion and will depend on a variety of factors, including market conditions, the trading price of the Company’s common stock, applicable legal and regulatory requirements, and other considerations. The program does not obligate the Company to acquire any particular number of shares, and it may be suspended, modified, or discontinued at any time without prior notice. Closing of Series A Rights On July 22, 2026, the Company closed on the Series A Rights (the “Closing”), which expired on July 18, 2026. Each Series A Right entitled the holder to purchase one share of common stock of the Company at an exercise price of $5.00 per share. Of the 4,498,204 Series A Rights outstanding, 4,384,163 were exercised and 114,041 expired unexercised and were automatically cancelled. The Company received approximately $21,920,815 in gross proceeds from the exercise of the Series A Rights and issued 4,384,163 shares of common stock. Gross proceeds include $113,003 received and held in escrow as of June 30, 2026, at which date a corresponding rights offering subscription liability was recorded. Net proceeds from the Closing were approximately $20,121,994 after deducting fees and expenses of Moody Capital, as placement agent, and the Company’s other offering expenses. The Series A Rights ceased trading on Nasdaq following their expiration. The Series B Rights, exercisable at $6.00 per share, remain outstanding and continue to trade on Nasdaq under the symbol “AMPGZ” until their expiration on November 20, 2026. Amendment No. 2 to Titan APA On August 6, 2026, the Company entered into Amendment No. 2 to the Titan APA (the “Amendment”) with Titan and Titan’s affiliate (the “Affiliate”). The Amendment was entered into as a result of Titan’s and the Affiliate’s substantial delinquency in timely delivering products to the Company, which has caused the Company substantial delays in developing its products, including the delivery of documentation and drawing packages for the 5G ORAN radio products. Pursuant to the Amendment, the parties agreed, among other things, to (i) decrease the aggregate purchase price from $8,000,000 to $7,000,000 and (ii) amend the form of payment of the remaining purchase price. Subject to the transfer of the fully developed design package for the 5G ORAN radio technology (the “Transfer”) and acknowledgment by the Company’s manufacturing partner that the documentation and drawing package is suitable for full production purposes, the remaining unpaid purchase price of $2,000,000 will be paid as follows: (i) $1,000,000 in cash and (ii) $1,000,000 in restricted common stock of the Company based on the volume-weighted average price of the Company’s common stock over the thirty (30) trading days preceding the date of the Transfer. Pursuant to the Amendment, Titan was released from substantially all of its remaining covenants and indemnification obligations under the Titan APA, and the Affiliate assumed such obligations. The Company did not waive any rights or claims it may have against Titan or the Affiliate arising prior to the date of the Amendment.

Subsequent Events

6 Months Ended

Jun. 30, 2026

(12) Subsequent Events

Vesting of RSU Installment

In connection with the 15,000 restricted stock units issued to a board advisor in January 2026, the third installment of 3,750 shares was issued on July 6, 2026. The restricted stock units were issued pursuant to the Company’s 2020 Plan.

Termination of Equity Distribution Agreement

On July 7, 2026, the Company provided notice to Maxim Group LLC (“Maxim”), as Agent, that it was terminating the Equity Distribution Agreement dated March 21, 2025, between the Company and Maxim effective immediately.

Adoption of Stock Repurchase Program

On July 7, 2026, the Company announced that its Board of Directors has authorized a stock repurchase program under which the Company may repurchase up to $10 million of its outstanding common stock over the next 24 months. Under the program, repurchases may be made from time to time through open market purchases, privately negotiated transactions, block trades, or other means in accordance with applicable federal securities laws, including Rule 10b-18 under the Securities Exchange Act of 1934, as amended. The Company may also enter into a trading plan under Rule 10b5-1. The timing, manner, price, and amount of any repurchases will be determined by the Company at its discretion and will depend on a variety of factors, including market conditions, the trading price of the Company’s common stock, applicable legal and regulatory requirements, and other considerations. The program does not obligate the Company to acquire any particular number of shares, and it may be suspended, modified, or discontinued at any time without prior notice.

Closing of Series A Rights

On July 22, 2026, the Company closed on the Series A Rights (the “Closing”), which expired on July 18, 2026. Each Series A Right entitled the holder to purchase one share of common stock of the Company at an exercise price of $5.00 per share. Of the 4,498,204 Series A Rights outstanding, 4,384,163 were exercised and 114,041 expired unexercised and were automatically cancelled. The Company received approximately $21,920,815 in gross proceeds from the exercise of the Series A Rights and issued 4,384,163 shares of common stock. Gross proceeds include $113,003 received and held in escrow as of June 30, 2026, at which date a corresponding rights offering subscription liability was recorded. Net proceeds from the Closing were approximately $20,121,994 after deducting fees and expenses of Moody Capital, as placement agent, and the Company’s other offering expenses. The Series A Rights ceased trading on Nasdaq following their expiration. The Series B Rights, exercisable at $6.00 per share, remain outstanding and continue to trade on Nasdaq under the symbol “AMPGZ” until their expiration on November 20, 2026.

Amendment No. 2 to Titan APA

On August 6, 2026, the Company entered into Amendment No. 2 to the Titan APA (the “Amendment”) with Titan and Titan’s affiliate (the “Affiliate”). The Amendment was entered into as a result of Titan’s and the Affiliate’s substantial delinquency in timely delivering products to the Company, which has caused the Company substantial delays in developing its products, including the delivery of documentation and drawing packages for the 5G ORAN radio products. Pursuant to the Amendment, the parties agreed, among other things, to (i) decrease the aggregate purchase price from $8,000,000 to $7,000,000 and (ii) amend the form of payment of the remaining purchase price. Subject to the transfer of the fully developed design package for the 5G ORAN radio technology (the “Transfer”) and acknowledgment by the Company’s manufacturing partner that the documentation and drawing package is suitable for full production purposes, the remaining unpaid purchase price of $2,000,000 will be paid as follows: (i) $1,000,000 in cash and (ii) $1,000,000 in restricted common stock of the Company based on the volume-weighted average price of the Company’s common stock over the thirty (30) trading days preceding the date of the Transfer. Pursuant to the Amendment, Titan was released from substantially all of its remaining covenants and indemnification obligations under the Titan APA, and the Affiliate assumed such obligations. The Company did not waive any rights or claims it may have against Titan or the Affiliate arising prior to the date of the Amendment.